Leslie Mann
Description
After discovering her boyfriend is married, a woman tries to get her ruined life back on track. But when she accidentally meets the wife he's been cheating on, she realizes they have much in common, and her sworn enemy becomes her greatest friend. When yet another affair is discovered, all three women team up to plot mutual revenge on their cheating, lying, three-timing SOB.
2) Knocked up
Description
Ben is a 23-year-old slacker who meets up and coming career girl Alison at a bar. They end up having a one night stand. Eight weeks later, Ben is shocked when Alison meets him and reveals that she is pregnant. Despite having little in common, the two decide that they have to at least try to make some kind of relationship work for the baby's sake.