April 5, 2011
Episode 1 of Season 18 premiered on April 5, 2011
April 26, 2011
Episode 2 of Season 18 premiered on April 26, 2011
June 20, 2011
Episode 3 of Season 18 premiered on June 20, 2011
June 29, 2011
Episode 4 of Season 18 premiered on June 29, 2011
August 15, 2011
Episode 5 of Season 18 premiered on August 15, 2011
September 6, 2011
Episode 6 of Season 18 premiered on September 6, 2011
November 29, 2011
Episode 7 of Season 18 premiered on November 29, 2011
December 2, 2011
Episode 8 of Season 18 premiered on December 2, 2011