Greg (Ben Stiller Ben Stiller) is already a father of two. When he finally got rid of his serious-looking father-in-law who retired from the CIA and was intoxicated with the happy life of the family, he received a phone call from Lao Yue's father Jack (Robert de Niro Robert De Niro) on Christmas Eve. He was coming to his house to visit his little grandson. Greg reluctantly received the old father-in-law. At this time, his wife Pam (Terry Paul Teri Polo) ex-boyfriend Kevin (Owen Wilson Owen Wilson) also appeared in their home. Greg was unable to cope with Kevin's intervention and his old father-in-law's mess. A flirtatious and beautiful saleswoman (Jessica Alba Jessica Alba) tries to sell him a new aphrodisiac pill at work, but her old father-in-law accidentally finds it in his bag. How will he clean up the mess next?
5.5
