Family guy, Jack Sadelstein, prepares for the annual event he always dreads--the Thanksgiving visit of his fraternal twin sister, the needy, and passive-aggressive Jill, who then refuses to leave.
Two years after the bachelor party in Las Vegas, Phil, Stu, Alan, and Doug jet to Thailand for Stu's wedding. Stu's plan for a subdued pre-wedding brunch, however, goes seriously awry.