January 5, 2012
Episode 1 of Season 12 premiered on January 5, 2012
January 12, 2012
Episode 2 of Season 12 premiered on January 12, 2012
January 19, 2012
Episode 3 of Season 12 premiered on January 19, 2012
January 26, 2012
Episode 4 of Season 12 premiered on January 26, 2012
February 2, 2012
Episode 5 of Season 12 premiered on February 2, 2012
February 9, 2012
Episode 6 of Season 12 premiered on February 9, 2012
February 16, 2012
Episode 7 of Season 12 premiered on February 16, 2012
February 23, 2012
Episode 8 of Season 12 premiered on February 23, 2012
March 1, 2012
Episode 9 of Season 12 premiered on March 1, 2012
March 8, 2012
Episode 10 of Season 12 premiered on March 8, 2012
March 15, 2012
Episode 11 of Season 12 premiered on March 15, 2012
March 22, 2012
Episode 12 of Season 12 premiered on March 22, 2012
March 29, 2012
Episode 13 of Season 12 premiered on March 29, 2012
April 5, 2012
Episode 14 of Season 12 premiered on April 5, 2012
April 12, 2012
Episode 15 of Season 12 premiered on April 12, 2012
April 19, 2012
Episode 16 of Season 12 premiered on April 19, 2012
April 26, 2012
Episode 17 of Season 12 premiered on April 26, 2012
May 3, 2012
Episode 18 of Season 12 premiered on May 3, 2012
May 10, 2012
Episode 19 of Season 12 premiered on May 10, 2012
May 17, 2012
Episode 20 of Season 12 premiered on May 17, 2012
May 24, 2012
Episode 21 of Season 12 premiered on May 24, 2012
May 31, 2012
Episode 22 of Season 12 premiered on May 31, 2012
June 7, 2012
Episode 23 of Season 12 premiered on June 7, 2012
June 14, 2012
Episode 24 of Season 12 premiered on June 14, 2012
June 21, 2012
Episode 25 of Season 12 premiered on June 21, 2012
June 28, 2012
Episode 26 of Season 12 premiered on June 28, 2012
August 23, 2012
Episode 27 of Season 12 premiered on August 23, 2012
August 30, 2012
Episode 28 of Season 12 premiered on August 30, 2012
September 6, 2012
Episode 29 of Season 12 premiered on September 6, 2012
September 13, 2012
Episode 30 of Season 12 premiered on September 13, 2012
September 20, 2012
Episode 31 of Season 12 premiered on September 20, 2012
September 27, 2012
Episode 32 of Season 12 premiered on September 27, 2012
October 4, 2012
Episode 33 of Season 12 premiered on October 4, 2012
October 11, 2012
Episode 34 of Season 12 premiered on October 11, 2012
October 18, 2012
Episode 35 of Season 12 premiered on October 18, 2012
October 25, 2012
Episode 36 of Season 12 premiered on October 25, 2012
November 1, 2012
Episode 37 of Season 12 premiered on November 1, 2012
November 8, 2012
Episode 38 of Season 12 premiered on November 8, 2012
November 15, 2012
Episode 39 of Season 12 premiered on November 15, 2012
November 22, 2012
Episode 40 of Season 12 premiered on November 22, 2012
November 29, 2012
Episode 41 of Season 12 premiered on November 29, 2012
December 6, 2012
Episode 42 of Season 12 premiered on December 6, 2012
December 13, 2012
Episode 43 of Season 12 premiered on December 13, 2012
December 20, 2012
Episode 44 of Season 12 premiered on December 20, 2012
December 27, 2012
Episode 45 of Season 12 premiered on December 27, 2012