A comedy of escalating discomfort in which a hapless schmuck digs himself into a bottomless pit by trying to impress his girlfriend's family. Male nurse Greg Focker (Ben Stiller) wants to pop the question to girlfriend Pam Byrnes (Teri Polo). But she's daddy's little girl, and daddy (Robert De Niro), a retired horticulturist, has some old-fashioned ideas about manners and manhood. So Pam and Greg make a weekend pilgrimage to the Byrne homestead in Waspy Oyster Bay, Long Island; the occasion is the wedding of Pam's younger sister. Greg gets off on the wrong foot with Mr. Byrnes and never recovers: His carefully chosen gift, a rare orchid bulb, falls flat. A joke about...