Dancing with the Stars's All-Star Couples Suit Up for BattlePam & Tristan! Apolo & Karina! See your fave duos in their dance-floor finest


Former Olympic gymnast Shawn Johnson pairs up with Derek Hough in her attempt to defend her season eight win. "We worked so hard just to make it to the finals. This is the best," she said after her 2009 victory with then-partner Mark Ballas.