Question: all celebrities who have been on dancing with the stars?
Answer: Drew Lachey, winner of season 2., Emmitt Smith, winner of season 3., Apolo Anton Ohno, winner of season 4., Hélio Castroneves, winner of season 5., Kristi Yamaguchi, winner of season 6., Brooke Burke Charvet, winner of season 7 and co-host from Seasons 10-17., Shawn Johnson, winner of season 8 and runner-up of season 15.