part of a plan she hatched with her then husband michael dippolito and former lover to get famous. >> this is acting? >> yeah. >> reporter: prosecutors say that was no act. and allege she promised to pay this undercover cop posing as a hit man to kill her husband of six months. >> she parked the third space from here. >> you know, he gets two in the head. >> reporter: her now ex-husband mike dippolito said he couldn't wait to see what she said in court. >> let me know, i'll be sitting in the back with popcorn. >> walking on the sidewalk, this doesn't happen very often. >> no, it doesn't happen at all. >> reporter: in an exclusive pretrial interview with "20/20" this past december dalia dippolito said she's misunderstood. >> who is dalia dippolito? >> understanding, sweet, compassionate. >> because of that -- >> reporter: at the time her newly hired high-powered attorneys wouldn't let her talk about certain parts of the case, particularly those seemingly damning videotapes, because after her first conviction was overturned on a technicality. but yesterday there was no avoiding them. sh

michael? investigators say was dippolito's reaction to these south florida police officers telling her this lie. >> i'm sorry to tell you, ma'am, he's been killed. >> no. >> reporter: but her lawyer claims the police were setting her up for an appearance on the reality show "cops." >> whether you like dalia dippolito or not, she's entitled to the same constitutional rights as you and i and this case is about a police department that tossed her under the bus for purposes of getting fame on a "cops" tv show. >> reporter: the boynton police say we are confident we have given the state attorney's office sufficient evidence to meet the state's burden and playing off the line dippolito said in that undercover video her ex-husband told police that he is 5,000% sure she was trying to kill him but she's sticking to her story. >> she is. >> it was just an acting job. >> she was convicted. okay, linsey, thanks very much. >>> the dark side of internet fame. one of the teens behind a target of a dangerous hoax. >>> a big lawsuit over a favorite talcum powder. dr. ashton coming up. scanner: rescan item. resc

. >> reporter: dalia says she was acting during had video from a husband michael dippolito and former lover mohamed shihadeh had written for an acting project they planned to post 0 on social media. >> this is something to be something you guys are going to put on line -- >> on social media, right, so we can try to get an acting job from it. >> so this is acting? >> yes. >> reporter: but prosecutors say that was no act and alleged she paid an under undercover cop posing as a hit man $3,000 to kill her husband. >> is your husband michael? >> reporter: the real act investigators say was dippolito's reaction to these south florida police officers telling her this lie. >> i'm sorry to tell you, ma'am, he's been killed. >> no. >> reporter: but her lawyer claims the police were setting her up for an appearance on the reality show "cops." >> whether you like dalia dippolito or not, she's entitled to the same constitutional rights as you and i and this case is about a police department that tossed her under the bus for purposes of getting >> reporter: the boynton police say we are confident w

percent sure >>eporter: dalia says she was acng dur had video fm a scripthadalia, her then sband michael dippolito and rmer lover mohamed shideh ojecty plaed to post onocial media. >> thi is somhi to be someth you gs are going to tn l -- oocial media, right, so we ca to get an actingob omom >>o th i acting? >> yes. >>eporter: but prosecutors say that was noct andlleged she pan under undercover cop posing as a hit m $3,000 to ki her husband. >> is your husband miael? >> reporter: the real act instigators say was dippolito's rion t the south flodaole ficers llin herhis lie. >> i'm sor toel you, ma'am, he's been lled. >> no. >> reporte b her law clmshe pol weseg her up appearaen the realit show"cops." >> whether you like dalia dippolitornot, she's entitled to the sameonstitutional ghts as y and i ahis cases about a pic department that tossed her under theus f purposes of getng fame on a "cs" tv ow. >> reporter: t boynton police saye e confident we have officeufficient evidee to me the state's burden and playing off theineippo said i tha undercoverideo her ex-and told pice that he is5,000% sure she wa

michael. >> reporter: dippolito's defense, she thought it was a taping for an unnamed reality tv show. >> that's what mama told he told you to say, right? >> yes, he told me to say it. >> 5,000% sure? >> i needed to project confidence. he told me i needed to make it look believable. >> reporter: the hit man was actually an undercover police officer, filming the whole thing as part of a sting operation. >> i'm sorry to tell you, man, dalia dippolito was set up, trapped. >> reporter: in response, the police department says, we stand behind the principled work our detectives did on this investigation. we trust in our state attorney to successfully prosecute this case. and we're confident we have given his office sufficient evidence to meet the state's burden. her ex-husband is staying quiet for now. for him, this is no act. it's a real-life drama, giving new meaning to the words, "until death do us part." >> dippolito's attorneys are urging the judge to dismiss the case. a ruling is expected in the coming weeks. it's intriguing. >> thank you. >>> just ahead, love it or fear it. the most advanced ro

michael. >> reporter: dippolito's defense, she thought it was a taping for an unnamed reality tv show. >> that's what mama told he told you to say, right? >> yes, he told me to say it. >> 5,000% sure? >> i needed to project confidence. he told me i needed to make it look believable. >> reporter: the hit man was actually an undercover police officer, filming the whole thing as part of a sting operation. >> i'm sorry to tell you, man, he's been killed. >> reporter: also caught on camera, police outside a staged crime scene at the couple's dippolito's reaction to her husband's staged murder seen here, as she's led away for her eventual arrest. >> we received a call related to a woman who wanted to hire a hit man to kill her husband. >> reporter: she stands by her story. >> you made that up? >> yeah. >> it was part of the script? >> yeah. >> reporter: in her 2011 trial, dippolito was found guilty and has been under house arrest ever since. now she's gearing up for another trial, as it was determined the jurors had been tainted. >> i don't care what you saw in the video between dalia and the undercov