, Elizabeth Halsey (Cameron Diaz) is a teacher who just doesn’t care about anyone but herself.

She’s foul-mouthed, ruthless and wildly inappropriate, in her pursuit of the fake boobs that she’s convinced will make her more enticing in winning over a rich, handsome man.

were justin timberlake and cameron diaz dating during bad teacher-32were justin timberlake and cameron diaz dating during bad teacher-24were justin timberlake and cameron diaz dating during bad teacher-5

Completely the wrong person to help guide students, Elizabeth’s schemes get more and more outrageous, shocking everyone around her. You can’t find a millionaire, like you could three or four years ago, before the crash. She thinks that, to get what you want, you have to invest in your business, and hers is bigger tits. He would say how wonderful it was to teach your son and pass on your knowledge to him, and that you want to encourage your kids and teach them life lessons.

During a press conference to promote the film’s release, co-stars Cameron Diaz and Justin Timberlake, who has proven himself to be a very talented comic actor, talked about centering a film around a character who is horribly ruthless and yet still somehow likeable, their own experiences in public school, filming the hilarious dry-humping scene, and the importance of chemistry in a comedy ensemble. You usually spend the last 20 minutes of the movie, apologizing for what the character did in the first hour and a half. In life, we don’t just have an epiphany and change our life. Your character is pretty ruthless, in her effort to have breast implants. DIAZ: Obviously, if I thought I could get somewhere by having bigger boobies, I would have done it by now. I’m not judging her, but if we really believed this was the right thing to do, we wouldn’t be making fun of it, right? We all know what it’s like to come up against people who have different priorities. It was great to go to work every day with a team who was on the same wagon, going towards complete and utter distaste, and throwing everything out the window. As he sat with his feet kicked up on the desk, he talked about how his son was starting to walk and how gratifying it was to see him take the four steps up the stairs to the porch, to get to the front door. Everyone else was horrified, but I was like, “That’s awesome! Was there any worry about having a sexy teacher as the main character, given the news about teachers having affairs with students? The dry-humping scene is hysterical and perhaps the only one captured so effectively on screen. TIMBERLAKE: Well, I do think we have the only dry-humping scene captured on film. I’ve got to say, there’s nothing wrong with a good jean jam.

As they chatted and laughed, Justin, 29, stared into his ex-girlfriend's eyes while she played with her hair.

According to a source who spoke to Star Magazine, Cameron is getting on so well with Justin that she wants to get back together with him.

Instead of dwelling on the past or worrying about the future, Diaz only focuses on what’s happening right now.

The more I realize that’s what makes me happy, the more I’m able to live in the moment.

They broke up in 2007, but Justin Timberlake and Cameron Diaz were back to enjoying each other's company on the set of their new film.

The twosome are working together on a new comedy film entitled Bad Teacher and the chemistry between them was impossible to ignore.

Elizabeth attempts to raise money for the surgery by participating in her 7th grade class car wash in provocative clothing and by convincing parents to give her money for more school supplies and tutoring, but her efforts are not enough.

In addition opening up about her relationship with ex-boyfriend Justin Timberlake, she also took a moment to discuss the fact that she only lives for the moment.

Do you think Jessica Biel has reason to worry about her husband’s relationship with his famous ex-girlfriend?