January 8, 2013
Episode 1 of Season 20 premiered on January 8, 2013
January 15, 2013
Episode 2 of Season 20 premiered on January 15, 2013
February 12, 2013
Episode 3 of Season 20 premiered on February 12, 2013
February 19, 2013
Episode 4 of Season 20 premiered on February 19, 2013
March 5, 2013
Episode 5 of Season 20 premiered on March 5, 2013
March 12, 2013
Episode 6 of Season 20 premiered on March 12, 2013
March 19, 2013
Episode 7 of Season 20 premiered on March 19, 2013
April 2, 2013
Episode 8 of Season 20 premiered on April 2, 2013
April 9, 2013
Episode 9 of Season 20 premiered on April 9, 2013
April 16, 2013
Episode 10 of Season 20 premiered on April 16, 2013
April 23, 2013
Episode 11 of Season 20 premiered on April 23, 2013
May 7, 2013
Episode 12 of Season 20 premiered on May 7, 2013
May 14, 2013
Episode 13 of Season 20 premiered on May 14, 2013
May 21, 2013
Episode 14 of Season 20 premiered on May 21, 2013
June 4, 2013
Episode 15 of Season 20 premiered on June 4, 2013
June 11, 2013
Episode 16 of Season 20 premiered on June 11, 2013
June 18, 2013
Episode 17 of Season 20 premiered on June 18, 2013
July 2, 2013
Episode 18 of Season 20 premiered on July 2, 2013
July 9, 2013
Episode 19 of Season 20 premiered on July 9, 2013
July 16, 2013
Episode 20 of Season 20 premiered on July 16, 2013
July 23, 2013
Episode 21 of Season 20 premiered on July 23, 2013
July 30, 2013
Episode 22 of Season 20 premiered on July 30, 2013
August 6, 2013
Episode 23 of Season 20 premiered on August 6, 2013
August 8, 2013
Episode 24 of Season 20 premiered on August 8, 2013
August 13, 2013
Episode 25 of Season 20 premiered on August 13, 2013
August 20, 2013
Episode 26 of Season 20 premiered on August 20, 2013
September 3, 2013
Episode 27 of Season 20 premiered on September 3, 2013
September 10, 2013
Episode 28 of Season 20 premiered on September 10, 2013
September 17, 2013
Episode 29 of Season 20 premiered on September 17, 2013
September 24, 2013
Episode 30 of Season 20 premiered on September 24, 2013
October 8, 2013
Episode 31 of Season 20 premiered on October 8, 2013
October 22, 2013
Episode 32 of Season 20 premiered on October 22, 2013
October 29, 2013
Episode 33 of Season 20 premiered on October 29, 2013
November 5, 2013
Episode 34 of Season 20 premiered on November 5, 2013
November 12, 2013
Episode 35 of Season 20 premiered on November 12, 2013
November 26, 2013
Episode 36 of Season 20 premiered on November 26, 2013
December 3, 2013
Episode 37 of Season 20 premiered on December 3, 2013
December 10, 2013
Episode 38 of Season 20 premiered on December 10, 2013
December 17, 2013
Episode 39 of Season 20 premiered on December 17, 2013