>> tonight on "nightline," missing millionaire mystery. a wealthy couple with a booming business. until he suddenly vanishes off his yacht. tonight with a case still open, a bitter legal value pits his wife against his mother, with a hundred million dollars at stake. jersey boy, hot tempered, blunt and no stranger to controversy. >> are you kidding? are you stupid? what the hell are they doing down there? >> new jersey governor tells us what he really thinks about mitt romney and opens up about his life-long battle with weight. and from those abercrombie models to the harvard baseball guys, it's this summer's viral

hit. we'll go inside the cult of, "call me maybe." >> good evening. i'm juju chang. tonight the story of a young millionaire, who vanished from his yacht in the middle of the night. less than a week later, his wife and his mother are already in a nasty legal battle over his $100 million fortune. a mystery raising tantalizing questions at every turn. did his wife ask for a divorce before his fatal sail? could he have staged his disappearance? maybe he's still alive. here is matt gutman. >> reporter: he was a dashing self-made millionaire, had a glamourous wife. >> i love you. >> four kids. he'd amassed almost $200 million in a huge natural gas deal. that money bought him this

waterfront mansion in ft. lauderdale. he hob knocked with celebrities. to clear his head, he's take his fishing boat, telling jerry levine -- >> i have a hard time clearing my mind anyway. this is a good place to try. >> reporter: all the while, his life was about to unravel around him. two weeks ago, this video shows that same fishing boat washed ashore on a ft. lauderdale beach. lights on, engines running. the tycoon's wallet and his cellphone. hours earlier, security cameras captured him leaving his villa, barefoot he heads to his boat. traveling through the channel to a stormy atlantic. police declared him missing. there's been no sign of him

since. the first clue that his wife served him with divorce papers that same day. so, did he jump? was he killed? was it an accident or as some believe, did he engineer his own disappearance? with the investigation ongoing and even before the coast guard ended its search, the fight for the money began. between his wife and his own mother. >> my son assigned me the curatorship to protect his assets and to keep things status quo, so that his family would be taken care of. >> aguilar's mother filed an emergency petition to take control of his estate. >> he did not want jamie aguilar to be in any way a conserver over his assets. >> that's his wife firing off counter motions in court, laying claim to the money. >> she's an enabler. >> jamie's lawyer accused her of mismanaging funds in the past.

>> ellen has enabled guma to do these things that were irrational. >> in court today, an army of lawyers fighting if out. >> you have his mother. you have his wife. there's apparently a controversy between them. >> if she wants to step out, i have no problem. >> and inflicting a lot of pain. jamie bursting into tears, rushing out of the courtroom. making matters even more complicated in this family drama, now the millionaire's billionaire uncle asking the feds to preserve the all of the troubled millionaire's data and phone records, claiming his nephew disappeared under suspicious sirks and that the parties remain hopeful he's alive. as business partners, they struck it rich in a gas well in 2007, selling the company for $2.5 billion. aguilar earned himself about

$180 million from the deal and started spending fast, suffering several psychotic episodes during this time and blowing through about a hundred million dollars in just five years. what's clear now, everybody relied on his largees. >> ellen has been on the gravy train for years. for six of them. have been living off that $180 million. >> reporter: both ellen and guma had been suing the uncle for a bigger share of that gas deal since 2009. court documents show aguilar claimed he wanted his money but was trying to assassinate him. >> kaplan's attorney had no comment. >> you can't underestimate his mental health problem playing into sort of the bizarreness around this case. >> today's court hearing secured most of aguilar's american assets. >> there's clearly a conflict there between jamie and ellen. each are represented by

different lawyers. >> tonight with aguilar still missing for the 14th day, and about $40 million in foreign assets could still be up for grabs. the fight for that is sure to begin. i'm matt gutman, for "nightline" in miami. >> the mystery continues. and check out what's next. >> the people of new jersey know that that is a complete pile of garbage. >> he's the loud and outspoken king of confrontation. jake tapper hangs with jearge governor chris christie. we believe [ male] small things can make a big difference. like how a little oil from here can be such a big thing in an old friend's life. purina one discovered that by blending enhanced botanical oils into our food, we can help brighten an old dog's mind so he's up to his old tricks. with this kind of thinking going into our food, imagine all the goodness that can come out of it. just one way we're making the world a better place...

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have made new jersey governor chris christie one of the most intriguing people in america. he's sparked dozens of headli headlines. >> if what you want to do is put on a show and giggle every time a talk, well, then i have no interest in answering your question. >> reporter: new jersey is not a china shop. >> i was sent here to be elected prom king. >> you must be the thinnest skin guy in america. day of reckoning has arrived. i'm a nice guy. ask anybody. well, not anybody. >> reporter: here's the best part of the montage you just saw. it was not sent to us by his democrat rivals. it was sent to us by his office. they're proud of his blunt speak. as we saw this weekend when a reporter asked him a question that did not have to do with the

water emergency in monmouth county. >> did i stay on topic? or are you stupid? on topic. next question. >> are you concerned your rhetoric is tootoo much? >> no. sometimes people need a pat on the back. sometimes they need a kick in the rear end. experienced leaders can read that and do it. >> his adversaries call that bullying. >> saying he battles the legislature over the state's budget. even though the budget passed friday, he called the legislature back over the weekend from their summer vacation to push a tax cut. >> let's show our state, we can work together. >> his rivals mocked him for being dramatic. >> we didn't start until 1:00. so they had 50 hours. so, you know, they tend to get overdramatic themselves. >> kristy argues his style gets

results. he has a 56% approval rating in his state. those who disapprove will give you an earful. >> new jersey has some of the best schools in the country, and this administration has doning in but lambaste us. >> take teachers union officials who he's made his boogiemen. but he argues education reform passed. >> we got a ten-year reform bill. if you get two years of pashlly effective or ineffective, you lose your tenure. that's never happened before. >> it's one of the reasons he's become a conservative icon and is discussed as a possible running mate for mitt romney. >> has he called you and asked you for any background history, any tax returns, any clippings, anything that might -- he might just be interested in reading one day? >> if he's got a weekend to put

his feet up and read the collective works of -- >> any background material about you? >> any phones calls between me and mitt romney, are between me and mitt romney. >> he's almost like your antithes antithesis. >> governor said i had to say it right, morning, y'all. this feels good being back in michigan. the trees are the right height. >> i don't know if i'd use the word bizarreo, but he's more reserved than i am. we're all a product of the way we were raised. i was raised in a circumstance where my mother emphasized that to us, that in a trusting relationship, you leave nothing left unsaid. >> does he need to do more of that. >> i think he does. i think he knows that. >> he's not one to leave anything unsaid even on sensitive issues. >> i've talked to a lot of republicans who have hoped for you beyond the new jersey governorship. they look at you and think, he's

not healthy. and they worry about you. >> some people, you know, drink too much. some people take drugs. some people eat too much. you can live every day without drinking. you can live every day without drugs. you can't live every day without eating. i've struggled with this and i'm trying. it may not look like it, but i am. >> do you ever think about gastric bypass? >> no, doesn't strike me as something i'd want to do, too risky. >> one thing he does want to do other than campaigning for tax cuts is catch a concert starreding the bard of new jersey, the boss himself. ♪ it will be the 130th spring steen concert he'll have attended. >> what's your favorite? >> thunder road. >> though the governor is not spring steen's favorite because

of his politics. >> i'd love to have a relationship with him. but i feel like i already do through his music and what it's meant to me from the time was 13 years old and born to run came out. ♪ >> reporter: born to run, thunder road, sounds like a soundtrack for governor christie. >> now that's a bromance. just ahead for us, it's got this group of abercrombie models singing along. we go inside the viral lives of "call me maybe." no you don't, honey. yes, you do! don't! i've washed a few cupcake tins in my day... oh, so you're a tin expert now. whoa nelly! hi, kitchen counselor here. he's actually right... with cascade complete. see cascade complete pacs work like thousands of micro-scrubbing brushes to help power away tough foods even in corners and edges. so, i was right, right?

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>> what do the harvard baseball team and president obama have in common? they're part of the viral wave of call me maybe. it's that hopelessly catchy tune that's sailed to number one and spawned countless hilarious youtube parities. how did this song infect so many people's brains? sharyn alfonsi has tonight's sign of the times. ♪ >> reporter: it's the song of summer that has everyone singing along. inspiring crops of home-made music videos from the harvard baseball team. abercrombie & fitch models. the miami dolphin cheer leaders. even the president got the pop treatment. >> so call me baby! >> but it was this viral video

that took carly's song and changed everything. >> i was like, what a great video. that boys looks a lot like justin bieber. >> you didn't realize it was him. >> then i watched him the second time and i was like, whoa, i think that's him. >> reporter: bieber, a fellow canada, and teem star ashley diz dale, unbeknownst to her, knaf call me maybe the star treatment, even fweeting about the song. spending the day with her, it's clear life hasn't been the same since. >> can you sing your song? >> you just signed a hamburger bag, i think. >> i know. i wonder what he's going to do with that. i hope there's not food inside of it. >> reporter: what is this like? >> it's a little shocking. but it's exciting. >> reporter: carly left home at 17 to pursue her dream, working

as a barista among other things when one of her former teachers encouraged her to try out for canadian idol. she placed third but got a record deal. >> they signed me as a folk artist. and then i arrived and i was like i've written a pop record. and they're like what! i know. carly and two writers wrote call me maybe. >> we wanted to use like a modern day, walking on broken glass tile. we were just using different stroumts that you don't normally hear. we had fun creating it. it was one of those joyful processes where you don't think, is it going to work or are people going to like it. we just did what we wanted to do. >> why is it so addictive? >> i don't know. someone once told me, that good songs kind of write themselves and you don't really have anything to do with it. i think that's how we feel about this one.

we were there, but it kind of just happened. >> reporter: now carly is selling it, making the rounds at rolling stone. >> bob dylan. silk meets pop. >> backstage at live about kelly. ♪ >> reporter: performing show after show. how many times have you performed this song in the last year? >> a few times. but -- >> reporter: it doesn't get old? >> not yet at least. i'm really enjoying myself. it's kind of been a song that's taken me on this crazy adventure. so it's really special to me. >> i'd love to, yeah. >> she will freak out. you are idolized by her. she does everything -- she just wants to be you. >> thank you. >> reporter: when you have a moment like that, how do you follow it up and make sure

you're not a one-hit wonder? >> i definitely felt that pressure. i think i still feel like my main concern is, getting out an album that i feel -- this is an opportunity i've been wait despg hoping i would get in my life. to have it, i'm not going to -- i'm hoping i can stand up to it. >> caller: to be clear about this, i think people look at you and say, she's a cute teenager -- but you're 26. are you ready for this? >> if i had been any younger, i probably wouldn't be. but i feel like the timing is perfect for me. >> reporter: if you dare, try not to sing along with her. for "nightline," i'm sharon alphonsey in new york. admit it, you're singing it. thanks for watching abc news. we hope you check out "good morning america." jimmy kimmel is next. happy 4th of july, everyone. we'll see