January 20, 2013
Episode 1 of Season 12 premiered on January 20, 2013
January 27, 2013
Episode 2 of Season 12 premiered on January 27, 2013
February 3, 2013
Episode 3 of Season 12 premiered on February 3, 2013
February 10, 2013
Episode 4 of Season 12 premiered on February 10, 2013
February 17, 2013
Episode 5 of Season 12 premiered on February 17, 2013
February 24, 2013
Episode 6 of Season 12 premiered on February 24, 2013
March 3, 2013
Episode 7 of Season 12 premiered on March 3, 2013
March 10, 2013
Episode 8 of Season 12 premiered on March 10, 2013
March 17, 2013
Episode 9 of Season 12 premiered on March 17, 2013
March 24, 2013
Episode 10 of Season 12 premiered on March 24, 2013
March 31, 2013
Episode 11 of Season 12 premiered on March 31, 2013
April 21, 2013
Episode 12 of Season 12 premiered on April 21, 2013
April 28, 2013
Episode 13 of Season 12 premiered on April 28, 2013
May 5, 2013
Episode 14 of Season 12 premiered on May 5, 2013
May 12, 2013
Episode 15 of Season 12 premiered on May 12, 2013
May 19, 2013
Episode 16 of Season 12 premiered on May 19, 2013
May 26, 2013
Episode 17 of Season 12 premiered on May 26, 2013
August 4, 2013
Episode 18 of Season 12 premiered on August 4, 2013
August 11, 2013
Episode 19 of Season 12 premiered on August 11, 2013
August 18, 2013
Episode 20 of Season 12 premiered on August 18, 2013
August 25, 2013
Episode 21 of Season 12 premiered on August 25, 2013
September 1, 2013
Episode 22 of Season 12 premiered on September 1, 2013
September 8, 2013
Episode 23 of Season 12 premiered on September 8, 2013
September 15, 2013
Episode 24 of Season 12 premiered on September 15, 2013
September 22, 2013
Episode 25 of Season 12 premiered on September 22, 2013
October 13, 2013
Episode 26 of Season 12 premiered on October 13, 2013
October 20, 2013
Episode 27 of Season 12 premiered on October 20, 2013
October 27, 2013
Episode 28 of Season 12 premiered on October 27, 2013
November 3, 2013
Episode 29 of Season 12 premiered on November 3, 2013
November 10, 2013
Episode 30 of Season 12 premiered on November 10, 2013
November 17, 2013
Episode 31 of Season 12 premiered on November 17, 2013
December 1, 2013
Episode 32 of Season 12 premiered on December 1, 2013
December 8, 2013
Episode 33 of Season 12 premiered on December 8, 2013
December 15, 2013
Episode 34 of Season 12 premiered on December 15, 2013
December 22, 2013
Episode 35 of Season 12 premiered on December 22, 2013