Super Bowl: Celebs support Packers, Steelers

7 of 15: Diddy is rooting for the Pittsburgh Steelers. 'I've been a Steelers FAN SINCE I was 10!!!! That's a Long Time!!! Let's Goooooo!!!!' he Tweeted. (Pictured: Diddy appears in a photo posted on his MySpace Page.) (myspace.com/diddy)