January 9, 2012
Episode 1 of Season 12 premiered on January 9, 2012
January 16, 2012
Episode 2 of Season 12 premiered on January 16, 2012
January 23, 2012
Episode 3 of Season 12 premiered on January 23, 2012
February 6, 2012
Episode 4 of Season 12 premiered on February 6, 2012
February 13, 2012
Episode 5 of Season 12 premiered on February 13, 2012
February 27, 2012
Episode 6 of Season 12 premiered on February 27, 2012
March 5, 2012
Episode 7 of Season 12 premiered on March 5, 2012
March 12, 2012
Episode 8 of Season 12 premiered on March 12, 2012
March 19, 2012
Episode 9 of Season 12 premiered on March 19, 2012
March 26, 2012
Episode 10 of Season 12 premiered on March 26, 2012
April 16, 2012
Episode 11 of Season 12 premiered on April 16, 2012
April 23, 2012
Episode 12 of Season 12 premiered on April 23, 2012
May 7, 2012
Episode 13 of Season 12 premiered on May 7, 2012
May 14, 2012
Episode 14 of Season 12 premiered on May 14, 2012
May 21, 2012
Episode 15 of Season 12 premiered on May 21, 2012
June 4, 2012
Episode 16 of Season 12 premiered on June 4, 2012
June 11, 2012
Episode 17 of Season 12 premiered on June 11, 2012
June 18, 2012
Episode 18 of Season 12 premiered on June 18, 2012
June 25, 2012
Episode 19 of Season 12 premiered on June 25, 2012
July 2, 2012
Episode 20 of Season 12 premiered on July 2, 2012
July 9, 2012
Episode 21 of Season 12 premiered on July 9, 2012
July 16, 2012
Episode 22 of Season 12 premiered on July 16, 2012
September 24, 2012
Episode 23 of Season 12 premiered on September 24, 2012
October 1, 2012
Episode 24 of Season 12 premiered on October 1, 2012
October 8, 2012
Episode 25 of Season 12 premiered on October 8, 2012
October 22, 2012
Episode 26 of Season 12 premiered on October 22, 2012
October 29, 2012
Episode 27 of Season 12 premiered on October 29, 2012
October 31, 2012
Episode 28 of Season 12 premiered on October 31, 2012
November 5, 2012
Episode 29 of Season 12 premiered on November 5, 2012
November 12, 2012
Episode 30 of Season 12 premiered on November 12, 2012
November 19, 2012
Episode 31 of Season 12 premiered on November 19, 2012
November 26, 2012
Episode 32 of Season 12 premiered on November 26, 2012
December 3, 2012
Episode 33 of Season 12 premiered on December 3, 2012
December 10, 2012
Episode 34 of Season 12 premiered on December 10, 2012