Age: 29
Occupation: Comedian
As a teenager, Ansari was already sprinting through Manhattan's comedy scene as a major headliner. Shortly after moving West, he took Hollywood by storm as well. The funniest member of the Parks and Recreation cast, a movie star (30 Minutes or Less), a solo touring hit and a major presence online, where he blogs furiously, Ansari has clearly made it big. How big? President Obama name-checked him in a recent speech — but then noted that the Commander in Chief still had more Twitter followers.