January 1, 2012
Episode 1 of Season 20 premiered on January 1, 2012
January 8, 2012
Episode 2 of Season 20 premiered on January 8, 2012
January 15, 2012
Episode 3 of Season 20 premiered on January 15, 2012
January 22, 2012
Episode 4 of Season 20 premiered on January 22, 2012
January 29, 2012
Episode 5 of Season 20 premiered on January 29, 2012
February 5, 2012
Episode 6 of Season 20 premiered on February 5, 2012
February 12, 2012
Episode 7 of Season 20 premiered on February 12, 2012
February 19, 2012
Episode 8 of Season 20 premiered on February 19, 2012
February 26, 2012
Episode 9 of Season 20 premiered on February 26, 2012
March 4, 2012
Episode 10 of Season 20 premiered on March 4, 2012
March 11, 2012
Episode 11 of Season 20 premiered on March 11, 2012
March 18, 2012
Episode 12 of Season 20 premiered on March 18, 2012
March 25, 2012
Episode 13 of Season 20 premiered on March 25, 2012
April 1, 2012
Episode 14 of Season 20 premiered on April 1, 2012
April 8, 2012
Episode 15 of Season 20 premiered on April 8, 2012
April 15, 2012
Episode 16 of Season 20 premiered on April 15, 2012
April 22, 2012
Episode 17 of Season 20 premiered on April 22, 2012
May 6, 2012
Episode 18 of Season 20 premiered on May 6, 2012
May 13, 2012
Episode 19 of Season 20 premiered on May 13, 2012
May 20, 2012
Episode 20 of Season 20 premiered on May 20, 2012
May 27, 2012
Episode 21 of Season 20 premiered on May 27, 2012
June 3, 2012
Episode 22 of Season 20 premiered on June 3, 2012
June 10, 2012
Episode 23 of Season 20 premiered on June 10, 2012
June 17, 2012
Episode 24 of Season 20 premiered on June 17, 2012
June 24, 2012
Episode 25 of Season 20 premiered on June 24, 2012
July 1, 2012
Episode 26 of Season 20 premiered on July 1, 2012
July 8, 2012
Episode 27 of Season 20 premiered on July 8, 2012
July 22, 2012
Episode 28 of Season 20 premiered on July 22, 2012
July 29, 2012
Episode 29 of Season 20 premiered on July 29, 2012
August 19, 2012
Episode 30 of Season 20 premiered on August 19, 2012
August 26, 2012
Episode 31 of Season 20 premiered on August 26, 2012
September 2, 2012
Episode 32 of Season 20 premiered on September 2, 2012
September 9, 2012
Episode 33 of Season 20 premiered on September 9, 2012
September 23, 2012
Episode 34 of Season 20 premiered on September 23, 2012
September 30, 2012
Episode 35 of Season 20 premiered on September 30, 2012
October 7, 2012
Episode 36 of Season 20 premiered on October 7, 2012
October 14, 2012
Episode 37 of Season 20 premiered on October 14, 2012
October 21, 2012
Episode 38 of Season 20 premiered on October 21, 2012
October 28, 2012
Episode 39 of Season 20 premiered on October 28, 2012
November 4, 2012
Episode 40 of Season 20 premiered on November 4, 2012
November 11, 2012
Episode 41 of Season 20 premiered on November 11, 2012
November 18, 2012
Episode 42 of Season 20 premiered on November 18, 2012
November 25, 2012
Episode 43 of Season 20 premiered on November 25, 2012
December 2, 2012
Episode 44 of Season 20 premiered on December 2, 2012
December 9, 2012
Episode 45 of Season 20 premiered on December 9, 2012
December 16, 2012
Episode 46 of Season 20 premiered on December 16, 2012
December 23, 2012
Episode 47 of Season 20 premiered on December 23, 2012
January 13, 2012
Episode 48 of Season 20 premiered on January 13, 2012
February 3, 2012
Episode 49 of Season 20 premiered on February 3, 2012
February 24, 2012
Episode 50 of Season 20 premiered on February 24, 2012
March 16, 2012
Episode 51 of Season 20 premiered on March 16, 2012
April 20, 2012
Episode 52 of Season 20 premiered on April 20, 2012
May 22, 2012
Episode 53 of Season 20 premiered on May 22, 2012
June 25, 2012
Episode 54 of Season 20 premiered on June 25, 2012
July 5, 2012
Episode 55 of Season 20 premiered on July 5, 2012
August 10, 2012
Episode 56 of Season 20 premiered on August 10, 2012
August 30, 2012
Episode 57 of Season 20 premiered on August 30, 2012
October 5, 2012
Episode 58 of Season 20 premiered on October 5, 2012
October 30, 2012
Episode 59 of Season 20 premiered on October 30, 2012
December 4, 2012
Episode 60 of Season 20 premiered on December 4, 2012
December 13, 2012
Episode 61 of Season 20 premiered on December 13, 2012
December 26, 2012
Episode 62 of Season 20 premiered on December 26, 2012