Male nurse Greg Focker wants to pop the question to his girlfried Pam Byrnes. But she's daddy's little girl, and daddy, has some old-fashioned ideas about manners and manhood. So Pam and Greg make a pilgrimage to the Byrnes' homestead on Long Island. Greg gets off the wrong foot with Mr. Byrnes and never recovers. Little white lies mushroom into ghastly whoppers. Greg finds out that Mr. Byrnes was in the CIA for 34 years. And so the weekend goes from...