In the fall of 2003, writer Greg Daniels had an idea for a little show called "The Office."

Eleven years later, it's hard to imagine the beloved NBC comedy without Steve Carrell, John Krasinski, Jenna Fischer, Rainn Wilson and others. But in an audition tape, some very famous faces make appearances. Seth Rogen as Dwight? Adam Scott as Jim? Yep, it almost happened.