Here's what new NYU graduate William Lopez's run onto Yankee Stadium looked like. The crowd does seem to be cheering very heartily. [Thanks, Gerritsen Beach!]

Remember the Seinfeld episode where George tries to get fired from the Yankees with outrageous behavior like eating food over Babe Ruth's jersey and streaking across the field in a flesh colored-bodysuit? And for comparison, after the jump, here are videos of a fan running onto the field during a Red Sox-Yankees game two years ago: