Cameron Diaz stars opposite Justin Timberlake in this weekend's foul-mouthed comedy "
Bad Teacher." For those of you who don't follow such things, Diaz and former teen heartthrob Timberlake were a couple for four years, but the romance didn't end well. Justin started dating Jessica Biel almost immediately after their breakup, resulting in a reported
spat at a 2007 Golden Globes after-party. Yet that seems to be water under the bridge. "We're...
more Cameron Diaz stars opposite Justin Timberlake in this weekend's foul-mouthed comedy "
Bad Teacher." For those of you who don't follow such things, Diaz and former teen heartthrob Timberlake were a couple for four years, but the romance didn't end well. Justin started dating Jessica Biel almost immediately after their breakup, resulting in a reported
spat at a 2007 Golden Globes after-party. Yet that seems to be water under the bridge. "We're adults," Cameron Diaz said in an
interview. "Of course, we could work together. It's been three years since we broke up. It's all done ... We're friends." Of course, that doesn't mean that working together wasn't occasionally awkward. Director Jake Kasdan described shooting the love scene between the two as the "most uncomfortable sex scene in history" to
People Magazine. Diaz concurred. "Yes. It was just [an] absurdity... for all of us involved." Click ahead to see other stars who worked on-screen with their exes.
less 
