George Banks is an ordinary, middle-class man whose 22 year-old daughter Annie has decided to marry a man from an upper-class family, but George can't think of what life would be like without his daughter. His wife tries to make him happy for Annie, but when the wedding takes place at their home and a foreign wedding planner takes over the ceremony, he becomes slightly insane.

NYPD cop John McClane's plan to reconcile with his estranged wife is thrown for a serious loop when, minutes after he arrives at her office, the entire building is overtaken by a group of terrorists. With little help from the LAPD, wisecracking McClane sets out to single-handedly rescue the hostages and bring the bad guys down.