Specials

April 26, 2011 | 9 Episodes

Season 1

June 6, 2010 | 10 Episodes

Season 2

February 8, 2011 | 12 Episodes

Season 3

August 9, 2011 | 12 Episodes

Season 4

February 14, 2012 | 12 Episodes

All Stars

May 29, 2013 | 12 Episodes

It is an all-star season with all competitors returning from prior seasons.