May 13, 2012
Episode 1 of Season 18 premiered on May 13, 2012
May 20, 2012
Episode 2 of Season 18 premiered on May 20, 2012
July 22, 2012
Episode 10 of Season 18 premiered on July 22, 2012
August 5, 2012
Episode 11 of Season 18 premiered on August 5, 2012
September 9, 2012
Episode 14 of Season 18 premiered on September 9, 2012