Mariah Carey performed “Touch My Body” off her ludicrously named album, E=MC2 on “Good Morning America.” And everything wall all hunky-dory and pink and glittery until one of Mariah’s back-up singers decided to steal the spotlight and sing Mariah’s part. Ever the portrait of a consummate professional, Mariah lost no time in turning around and singing “Stop singing my part, now, baby!” You go ‘head and slaughter that lamb, Mimi.

Heads Will Roll [dlisted]