PETA MURGATROYD, MICHAEL SAMAthletes often do well on Dancing with the Stars because they are physical beings who know how to control their bodies. But a gay athlete? Well, you knew Michael Sam would be a standout on the 20th season premiere of the show, and he was. Catch that ass during the funky cha-cha he does with Peta Murgatroyd to Mark Ronson and Bruno Mars. Whoa!