Age: 29
Occupation: Singer
The flamboyant M.C. might be on only her second album — called Pink Friday: Roman Reloaded, out on April 3 — but we're already hard-pressed to name someone she hasn't collaborated with. From recording with Lil Wayne to performing with Madonna during the Super Bowl halftime show to sharing the spotlight with viral sensations Sophia Grace and Rose on Ellen, Minaj has seemingly worked with everyone. And she just signed a deal with Pepsi to be the face of a new soda brand — this time unaccompanied.