The historic first ever WrestleMania from Madison Square Garden. Junkyard Dog battles Greg "The Hammer" Valentine. Brutus Beefcake faces David Sammartino. Hulk Hogan teams with Mr. T to battle "Rowdy" Roddy Piper and 'Mr. Wonderful' Paul Orndorff. Andre the Giant takes on Big John Studd in a Body Slam Challenge. Plus, Ricky Steamboat and more.