Will Ferrell turns 43 today. The SNL cast member-turned-huge movie star has become one of the biggest comic actors of the last decade. He’s appeared in more than 35 movies, including such classics as Old School, Anchorman, Elf, Blades of Glory and Talladega Nights: The Ballad of Ricky Bobby. But we also love him for his impressions of George W. Bush, Janet Reno, Neil Diamond and Alex Trebek.

In honor of his birthday, we give you will in his birthday suit.  Going streaking.  Through the quad and into the gymnasium.  A classic from Old School…