How did Sierra Boggess and her married pals Jeremy Jordan, and Ashley Spencer spend their Saturday night? Thanks to the magic of YouTube, we know the Broadway friends got together for a few rounds of Heads Up, an iPhone game app created by Ellen DeGeneres. The Broadway alums played with their friend, actress Gwen Hollander, who held the iPhone up to her forehead (and lucky for us, caught the whole thing on video!) while Boggess, Jordan and Spencer tried to act out the clues on the screen. Click below to see the hilarity unfold (our favorite is Sierra’s clue for “having a nightmare” at 0:55)!