This Is 40

Lifelong platonic friends Zack and Miri look to solve their respective cash-flow problems by making an adult film together. As the cameras roll, however, the duo begin to sense that they may have more feelings for each other than they previously thought.

A slacker and a career-driven woman accidentally conceive a child after a one-night stand. As they try to make the relationship work, they must navigate the challenges of parenthood and their differences in lifestyle and maturity.

Peter Klaven is a successful real estate agent who, upon getting engaged to the woman of his dreams, Zooey, discovers, to his dismay and chagrin, that he has no male friend close enough to serve as his Best Man. Peter immediately sets out to rectify the situation, embarking on a series of bizarre and awkward "man-dates."

When actress Sarah Marshall dumps aspiring musician Peter Bretter for rock star Aldous Snow, Peter's world comes crashing down. His best friend Brian suggests that Peter should get away from everything and to fly off to Hawaii to escape all his problems. After arriving in Hawaii and meeting the beautiful receptionist Rachel Jansen, Peter is shocked to see not only Aldous in Hawaii, but also Sarah.

Four couples, all friends, descend on a tropical island resort. Though one husband and wife are there to work on their marriage, the others just want to enjoy some fun in the sun. They soon find, however, that paradise comes at a price: Participation in couples therapy sessions is mandatory. What started out as a cut-rate vacation turns into an examination of the common problems many face.

Famous and wealthy funnyman George Simmons doesn't give much thought to how he treats people until a doctor delivers stunning health news, forcing George to reevaluate his priorities with a little help from aspiring stand-up comic Ira.

Ever since her father drilled into her head that monogamy isn't realistic, magazine writer Amy has made promiscuity her credo. As much as she enjoys an uninhibited life free of commitment, Amy is really in a rut. While writing a profile about charming and successful sports doctor Aaron Conners, she finds herself actually falling in love for the first time -- and what's more, Aaron seems to really like her too. Amy starts to wonder if it's time to clean up her act and face her fears.

Lifelong friends Dave and Mitch are envious of the other's life. Mitch thinks Dave has it all: a beautiful, loving family and a high-paying job at a prestigious law firm. But Dave thinks Mitch’s stress-free playboy life without obligation or consequence is the real dream come true. One fateful drunken night, they both admit that they wish they had the other’s life while peeing in a fountain when lightning strikes. The next morning, they wake up, hungover, in each other’s bodies! With time not on their side, Mitch and Dave comically struggle to avoid completely destroying each other’s lives before they can find a way to get their old ones back.