January 2, 2015
Episode 1 of Season 18 premiered on January 2, 2015
January 23, 2015
Episode 2 of Season 18 premiered on January 23, 2015
February 6, 2015
Episode 3 of Season 18 premiered on February 6, 2015
March 13, 2015
Episode 4 of Season 18 premiered on March 13, 2015
May 8, 2015
Episode 5 of Season 18 premiered on May 8, 2015
May 15, 2015
Episode 6 of Season 18 premiered on May 15, 2015
May 22, 2015
Episode 7 of Season 18 premiered on May 22, 2015
May 29, 2015
Episode 8 of Season 18 premiered on May 29, 2015
August 7, 2015
Episode 9 of Season 18 premiered on August 7, 2015
August 14, 2015
Episode 10 of Season 18 premiered on August 14, 2015
August 21, 2015
Episode 11 of Season 18 premiered on August 21, 2015
September 11, 2015
Episode 12 of Season 18 premiered on September 11, 2015
September 18, 2015
Episode 13 of Season 18 premiered on September 18, 2015
December 4, 2015
Episode 14 of Season 18 premiered on December 4, 2015
December 11, 2015
Episode 15 of Season 18 premiered on December 11, 2015
December 18, 2015
Episode 16 of Season 18 premiered on December 18, 2015
December 25, 2015
Episode 17 of Season 18 premiered on December 25, 2015