 It was executed without any backup dancers, and live instrumentation.Jim Farber of "Daily News" noted that during the performance of the song at the I Am... World Tour, Beyoncé blended her alter ego Sasha Fierce's potent and her own pained personality and added that "those two emotions made this Beyoncé's greatest live moment" When Beyoncé performed the song in Sunrise, Florida, on June 29, 2009, she was wearing a glittery gold leotard.As she sang, animated graphics of turntables, faders and other club equipment were projected behind Beyoncé, her dancers and musicians.