After their high school basketball coach passes away, five good friends and former teammates reunite for a Fourth of July holiday weekend.
A holiday to the South Pacific goes awry when Cousin Eddie's family and a tour guide are shipwrecked on an island.
At a 1962 college, Dean Vernon Wormer is determined to expel the entire Delta Tau Chi Fraternity, but those troublemakers have other plans for him.
Two men named Charlie Hinton and Phil Ryerson get laid off and have to become stay-at-home fathers when they can't find jobs. This inspires them to open their own day care center.
When three overworked and under-appreciated moms are pushed beyond their limits, they ditch their conventional responsibilities for a jolt of long overdue freedom, fun and comedic self-indulgence.
In the fourth outing for the vacation franchise, the Griswolds have to survive Vegas fever when they go to Las Vegas for a fun family vacation.