Question: When was the 8th season of the show premiered in which Samantha Jo "Mandy" Moore have appeared and  which is an American television reality program and dance competition airing on the Fox network?
Sentence (from "Mandy Moore (choreographer)"): Samantha Jo "Mandy" Moore (born March 28, 1976 in St. Louis, Missouri and raised in Breckenridge, Colorado) is an American choreographer who is well known for her work on "Dancing with the Stars" and on "So You Think You Can Dance", having appeared on seasons 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, , and 14.
Relevant evidence: Yes