Johnny Knoxville sends Steve-O, Chris Pontius, and new Jackass cast members on a Shark Week mission for the ages. They'll dial up a series of shark stunts that test their bravery and threshold of pain as they put common shark myths to the test.
Johnny Knoxville, born Philip John Clapp Jr. on March 11, 1971, is an American actor, comedian, stunt performer, and ...
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