When the CEO (Jennifer Aniston) tries to close her hard-partying brother’s (TJ Miller) branch, he and his Chief Technical Officer (Jason Bateman) must rally their co-workers and host an epic office Christmas party in an effort to impress a potential client (Courtney B. Vance) and close a sale that will save their jobs.
Neurotic Wally Mars (Jason Bateman) has one bright spot in his life: his friendship with Kassie (Jennifer Aniston). When Kassie announces her intention to become pregnant using a sperm donor, Wally thinks he will be the lucky guy, but Kassie has someone else in mind. While drunk at Kassie's insemination party, Wally substitutes his sperm for the donor's, then passes out, remembering nothing. Seven years later, Wally meets Kassie's son, who seems oddly familiar to him.
Figure skaters Chazz Michael Michaels (Will Ferrell) and Jimmy MacElroy (Jon Heder) take their intense rivalry too far during the Olympic Winter Games in Salt Lake City and are banned from competition after a nasty brawl. After several years out of the public eye and hungry for glory, the men decide to set aside their feud and exploit a loophole that allows them to compete as a pair.