Ever had some scary hair? This gallery reveals high school and before-they-were-stars photos of celebrities hiding beneath some seriously bad bowl cuts. Too bad for them they were captured on film, but with age, wiser chop choices, and probably a professional stylist, these A-listers look a lot more clean-cut.

Comedies have recently ruled the big and small screens, and we love the talented comedians that make us laugh! Take a look at your favorite funnymen and -women long before they had us caring about Pawnee, Borat, and late-night shenanigans.

Lately, ugly-sweater parties have been all the rage. So in the spirit of the season, we present Hollywood’s Ultimate Ugly-Sweater Party!

They’re the last guys you see before you to go bed. They make you laugh, make you think, and make you stay up later than you should. But before the musical guests, mugs, and monologues, the men of late-night TV were just like everyone else. Now sit back and relax—we’ve got a great show for you!