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Uptight lawyer Jason Kelly is one week away from marrying his boss's controlling daughter, putting him on the fast track for a partnership at his firm. Tricked by his grandfather Dick, Jason finds himself driving the foulmouthed old man to Daytona Beach, Fla., for a wild spring break that includes frat parties, bar fights and a night of karaoke. While Jason worries about the upcoming wedding, Dick tries to show his grandson how to live life to the fullest.