. >> vanessa grimaldi, will you marry me. >> we almost forgot to exchange numbers when we left the house. >> our relationship so far has been dating 20 women while watching that back, and having a relationship long distance. >> it's been four months since they got engaged. they've been in the same room only a handful of times. already there's a rumor they've broken up. could that explain all that awkward body language that happened after the final rose? >> do you feel like you're a ? >> are nick and vanessa just not that into each other. >> it's nice seeing you guys sitting here holding hands. >> step one, you know. >> bachelor nation went into overdrive on social media. when you made a bad decision, but it's too late to go back, so you just ride it out. >> what are your fears now for your relationship. >> my fear would be it not working out. >> where did you and your fiancee first make love? >> finland -- and finland it is. >> the couple was a little more affectionate on kimmel, her hand on his knee, and he kept rubbing her shoulder like a lot. what does nick have to say about a fellow

. >> vanessa grimaldi, will you marry me? >> we almost forgot to exchange numbers before i left the house. oh, my god, what's your number. >> our relationship so far is dating 29 other women while watching that back and having a relationship long distance. i don't know if you think that's easy, but it's not. >> engaged four months, in the same rhyme a fhandful of times and already a rumor they are breaking up. could that exchange the awkward body language after the final rose? >> do you feel like you're a team? >> absolutely. >> are nick and vanessa just not that into each other? >> it is nice to see you sitting here holding hands. >> step one. >> bachelor nation went into overdrive on social media. one post said, when you made a bad decision but it's too late to go back so you have to ride it out. >> what are your fears now for your relationship? >> my fear would be it not working out in the end. >> where did you and your fiance first make love? >> finland. and finland it is. >> the couple was a little more affectionate own

. >> vanessa grimaldi, will you marry me? >> yes. >> did she say no?hat sounded like a no. >> that was a yes. that was a yes. so they have no date planned. of course, nick has some obligations coming up here on the network. they admitted they're still getting to know each other. next, the big historic moment on "after the final rose." as we know, rachel is the bachelorette. and they pulled a fast one on her, introduced a couple of her guys. demario, blake, dean, and eric. go black and i'm never going back. may 22nd here on abc. >> because she's black. ecause she's black. cough doesn't sound so good. take mucinex dm. i'll text you in 4 hours when your cough returns. one pill lasts 12 hours, so... looks like i'm good all night! some cough medicines only last 4 hours. but just one mucinex lasts 12 hours. let's end this. clearasil rapid action begins working fast for clearly visible results in as little as 12 hours. but can it fix this teen's skateboarding mishap? nope. so let's be clear: clearasil works fast on teen acne

. >> vanessa grimaldi -- will you marry me? >> reporter: now he's engaged. no more bachelor for nick. although he is on "dancing with the stars" next week. >> the beauty of this show is now you have this man and this woman and they're off television, at least till "dancing with the stars" starts. but they're off tv and they're going to live their lives, they're going to deal with real issues like does he leave the toilet seat up? now it's vanessa and nick on their own and we'll see how they do. i know them to be in love, i know them to be happy right now. why not just wish them well? >> reporter: hear, hear. i'm nick watt for "nightline" in los angeles. >>> next, the porn star who became a pastor. what provoked her to make such an extraordinary change? i sure had a lot to think about. what about the people i care about? ...including this little girl. and what if this happened again? i was given warfarin in the hospital, but wondered, was this the best treatment for me? so i asked my doctor. and he recommended eliquis. eliquis treats dvt and pe blood clots an

. >> vanessa grimaldi, will you marry me?> when did you in your heart know she's going to be my last girl? >> well, i mean i think i said last night i feel like maybe himy heart knew before my head now. >> don't give me the pr answer. is there something along the journey? what was the memory? when she was puking in the bag? >> oh, no. >> when she first came out of the limo? >> oh, wow. >> there were a lot of moments throughout the journey that i thought vanessa was going to be the one. >> we're very optimistic about the future, but we're very realistic about life. >> cautiously optimistic. >> cautiously optimistic about the relationship? you need a new t-shirt. >> you're damn lucky. don't mess this up. >> should we go share our life? >> let's go do it. >> all right. >> good luck to them. not a great way to start, but i'm hoping the best. >> figurers crossed. >> let's move on to a couple that's in it to win it. kristen bell and dax shepard. that is if her hollywood crush date line's keith morrison doesn't get in the way. >> so

. >>> vanessa grimaldi -- >> there did seem to be like a little bit of tension. >> we've had our strugglesnk we're just taking that approach. >>> can they last? will they wed? so many questions for nick and vanessa. i'm liz hernandez. add to that the mystery of vanessa's

on their story first. >> reporter: it's the moment bachelor nation has been clamoring for. >> vanessa grimaldis. >> reporter: after the heartache of being rejected twice, nick finally got his happily ever after with an emotional proposal to vanessa. >> i have been falling more and more in love with you, and there have been plenty of times where i've tried to fight it, and i don't want to fight it anymore because i do love you. >> i knew this kind of love existed. i just never thought it was going to happen for me. until i met you. >> vanessa, will you accept my final rose? >> yes. >> reporter: but where there is love, there is also heartache. after first declaring her love, she stood stoically while a tearful nick sent her home. >> i just don't know if i'm in love. >> reporter: now a new chapter in bachelor history is just beginning. >> i'm the happiest i've ever been. >> yeah, i'm engaged to one woman. i have one woman in my life. what a great feeling. that is great. it's so good. it's the best. i'm not kidding. >> reporter: for "good morning america," i'm diane macedo, abc news, new york. >>

. >> vanessa grimaldi, will you marry me? >> he said, oh my god, what's your number?> our relationship so far has been me dating 29 other women and then having to watch that back while having a relationship long distance. i don't know if you think that might be easy. it's not. >> it's been four months since they got engaged and already there's a rumor they've broken up. could that explain all that awkward body language that happened after the final rose? >> do you feel like you're a team? >> absolutely. >> are nick and vanessa just not that into each other? >> and i see you're holding hands. that's very nice to see. >> bachelor nation went into over drive on social media. when you made a bad decision but it's too late to go back so you just have to ride it out. >> what are your fears now today for your relationship? >> i think my fear would be it not working out in the end. >> but any i do's will have to wait. nick's next stop, "dancing with the stars," which debuts monday. meanwhile right after nick's bachelor season wrapped, the new bachelorette rachel lindsay start

. >> vanessa grimaldi, will you marry me? >> no! are you crazy? jimmy: that's not what happened. [ laughter ] [ cheers and applause ] just once, wouldn't that be something. nick and vanessa, vanessa said yes, she will become vanessa viall which sounds like a character from the "suicide squad" movie. rick chose vanessa over raven from arkansas. it was not to raven in the end. raven was a real dark horse. i didn't have her in my top four and i had three of the four right. once again at the very start of the season i correctly picked which woman nick would choose. i've been right so many times i don't even have to watch the show anymore, i just know. winners of "the bachelor," four of the five winners on "the bachelorette." it's like i have a time machine powered by rose. that's why they call me rostradamus, ladies and gentlemen. it might be the world's most useless super power but i have it. nick as you know was on the show "bachelor in paradise," runner-up twice on "the bachelorette." now he was the bachelor. if this doesn't work out, we're taking