住在家里的杰夫

杰夫（杰森·席格尔 Jason Segel 饰）是个整天无所事事的宅男，被母亲莎伦（苏珊·萨兰登 Susan Sarandon 饰）呼来喝去嫌他办事不力，他的哥哥帕特（艾德·赫尔姆斯 Ed Helms 饰）倒是事业不错还结婚了，但与妻子琳达（朱迪·格雷尔 Judy Gr eer 饰）也在闹婚姻危机。一日杰夫接到一个打错的电话，又在公交车上遇见个高中生，球衣背后名字恰好印着打电话人要找的那个名字，一向着迷电影《天兆》的杰夫认为这是一个启示，跟着高中生下车的他遭遇抢劫，无奈游荡在大街上偶遇哥哥帕特，两人又莫名遇见和另一个男人单独吃饭的琳达，帕特拉着杰夫去追查琳达“外遇”的真相，混乱的一天随着杰夫的“启示”而展开……Jeff, at 30, lives in his mom's basement, unemployed, looking for signs about what to do with his life. He answers a wrong-number call for "Kevin". Later, on a bus, he sees someone wearing a jersey with "Kevin" on the back. Jeff follows him. Meanwhile, Jeff's brother, Pat, a tone-deaf salesman, upsets his wife by buying a Porsche they cannot afford; Pat runs into Jeff soon after and they see Pat's wife with another man. At her job, Jeff and Pat's mom receives e-mails from a secret admirer; she tries to figure out who it is. Misunderstandings, errors, and confrontations abound. A backup on the Lake Pontchartrain Causeway brings things to a head.