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Vacation is the film in which Ed Helms starred alongside Christina Applegate. This 2015 comedy follows the Griswold family on a road trip to Walley World, a fictional amusement park. Helms plays Rusty Griswold, the grown-up son of Clark Griswold (Chevy Chase) from the original Vacation films. Applegate plays Rusty's wife, Debbie.