Jennifer Lopez and Adam Lambert aren’t the only celebs becoming one with the floor this week. Kelly Osbourne took an embarrassing tumble during Dancing With The Stars final Monday night. The former reality star — who is battling singers Donnie Osmond and Mya for the Golden Disco Ball prize — lost her footing as she attempted a complicated discoo move with dance partner Louis van Amstel.

Instead of twisting smoothly around her partner’s body, Kelly landed between his legs as they performed a freestyle 70s routine to Gloria Gaynor’s “I Will Survive.” Mya is poised to take the DWTS title after finishing three points away from perfect during the final night of competition