Oscar veterans George Clooney and Meryl Streep have each won at different Academy Awards shows over the years, while Brad Pitt and Michelle Williams are both hoping to take home their first trophies this Sunday. But despite their statue scorecards, none of these stars is new to the Oscar game. Take a fun look at this year's nominees back then and now! And as the big event gets closer, we're once again teaming up with UStream to bring you ALL the action. Watch all of the Academy Awards red carpet LIVE right here on PopSugar Network starting at 5:30 p.m. EST/2:30 p.m. PST, and make sure to follow PopSugar and The Academy on Twitter.