A hapless groom-to-be appears to have finally won the approval of his stern prospective in-laws, but faces a new challenge when he takes them on a vacation to Florida to meet his free-spirited sex therapist mother and eccentric house-husband father. The tension rapidly mounts as the mismatched families struggle to get along. Comedy sequel, starring Ben Stiller, Robert De Niro, Dustin Hoffman and Barbra Streisand