Bradley Cooper Movie Pictures

Bradley Cooper first won our hearts on the small screen in Alias, but he's become a full-blown movie star since then — not to mention a onetime People's Sexiest Man Alive. In honor of his 38th birthday this week, we're taking a look back his onscreen journey to stardom, marking memorable characters like Sack from Wedding Crashers and The Hangover's Phil. No matter what character he embodies, though, one thing stays the same: those beautiful baby blues. Take a look back at Bradley's hottest roles to date.