Curtis ‘50 Cent’ Jackson Was Once Nicknamed Boo Boo

The rap star revealed his unfortunate old nickname while going a few rounds with Jimmy Fallon on his new TV series, and philanthropic ventures.

Curtis "50 Cent" Jackson attends/speaks during CinemaCon 2026 - Paramount Pictures invites you to an exclusive presentation highlighting its upcoming slate at The Dolby Colosseum at Caesars Palace during CinemaCon, the official convention of Cinema United on April 16, 2026, in Las Vegas, Nevada.

Monica Schipper/Getty Images for CinemaCon

Fifty, Fiddy. Boo Boo. All these have been, at some point, nicknames for Curtis Jackson.

Fortunately, Boo Boo never quite took off, the hip-hop star told Jimmy Fallon on Tuesday night (Aug. 11) when he stopped by NBC‘s The Tonight Show.