William Michael Zabka is an American actor. He is best known for his role as Johnny Lawrence in The Karate Kid (1984), The Karate Kid Part II (1986) and the TV series Cobra Kai (2018–present). In 2004, he was nominated for an Academy Award for co–writing and producing the short film Most.

National Lampoon's European Vacation is a 1985 American comedy film directed by Amy Heckerling and written by Robert Klane based on characters created by John Hughes. The second film in National Lampoon's Vacation film series, it stars Chevy Chase, Beverly D'Angelo, Dana Hill, Jason Lively, Victor Lanoux, and Eric Idle with special appearances by John Astin, Paul Bartel, Maureen Lipman, Willy Millowitsch, Mel Smith, and Moon Zappa. It tells the story of the Griswold family when they win an all-expense-paid trip to Europe as chaos of all sorts occur.