Of course, the first season of "Dancing with the Stars" on Monday, 21 March, it was Kirstie Alley, Ralph Macchio and more, but there was one notable absence: a fan favorite Pro Derek Hough. Derek joined the show in season 5 and she has appeared in every season since. He chose to participate in the twelfth season of the hit ABC show. Most of the other pros back then what a beautiful blonde?