Laura Benanti was the latest Broadway guest of honor to join Lauren Molina and Nick Cearley (together known as the Skivvies) for an undergarments-only concert on November 19. Tony winner Benanti showed up in her sexiest onesie to sing a mash-up of Destiny’s Child “Bootylicious” and Adina Howard’s “Freak Like Me” — and the resulting performance was bootylicious, indeed! Check out the Go On star’s decidedly diva performance below!