Season 11 Episode 21 (July 14, 2016): The Jewel in the Crown

Season 4 Episode 12 (January 22, 2009): Double Trouble in the Panhandle

Season 6 Episode 3 (October 7, 2010): The Maggots in the Meathead

Season 6 Episode 1 (September 23, 2010): The Mastodon in the Room

Season 4 Episode 6 (May 14, 2009): The End in the Beginning

Season 3 Episode 5 (October 30, 2007): Mummy in the Maze