In the latest episode of "Empire," Mariah Carey performed a duet with Jamal. In the show, Carey plays "a legendary singer named Kitty." Carey only appears in two scenes of the episode, but she makes a memorable impression. In her on-screen studio session with Jamal she shows up wearing only a leotard and tights and as expected, hits all the high notes of their duet pitch perfectly. Fans have been waiting for Carey's appearance on the show for a long time.