Question: What year did the American dancer and choreographer, who was a guest judge on the American televised dance competition show that premiered on July 20, 2005 with over ten million viewers and ended the summer season as the top-rated show on television, win an award for Outstanding Choreography?
Sentence (from "Big Brother 6 (U.S.)"): "Big Brother 6" featured a total of 14 HouseGuests, the same number that was featured in the previous season.
Relevant evidence: No