How far the mighty have fallen. Three-time Grammy nominee Sisqo — who shot to the top of the charts with the release of his platinum-selling 2000 album Unleash the Dragon — has solidified his rep as a hasbeen after joining the cast of the British reality series Celebrity Big Brother.

Sisqo, formerly of Dru Hill, has unleashed the dragon on R. Kelly and Usher. Sisqo claims that R. and Ush for not respecting him as a “veteran” in the game.

Sisqo-”One Finga”