January 20, 2006
Episode 1 of Season 20 premiered on January 20, 2006
January 27, 2006
Episode 2 of Season 20 premiered on January 27, 2006
February 10, 2006
Episode 3 of Season 20 premiered on February 10, 2006
March 24, 2006
Episode 4 of Season 20 premiered on March 24, 2006
April 7, 2006
Episode 5 of Season 20 premiered on April 7, 2006
April 28, 2006
Episode 6 of Season 20 premiered on April 28, 2006
May 5, 2006
Episode 7 of Season 20 premiered on May 5, 2006
May 12, 2006
Episode 8 of Season 20 premiered on May 12, 2006
May 19, 2006
Episode 9 of Season 20 premiered on May 19, 2006
June 2, 2006
Episode 10 of Season 20 premiered on June 2, 2006
June 9, 2006
Episode 11 of Season 20 premiered on June 9, 2006
June 16, 2006
Episode 12 of Season 20 premiered on June 16, 2006
July 7, 2006
Episode 13 of Season 20 premiered on July 7, 2006
July 14, 2006
Episode 14 of Season 20 premiered on July 14, 2006
July 21, 2006
Episode 15 of Season 20 premiered on July 21, 2006
September 8, 2006
Episode 16 of Season 20 premiered on September 8, 2006
September 15, 2006
Episode 17 of Season 20 premiered on September 15, 2006
September 22, 2006
Episode 18 of Season 20 premiered on September 22, 2006
September 29, 2006
Episode 19 of Season 20 premiered on September 29, 2006
October 6, 2006
Episode 20 of Season 20 premiered on October 6, 2006
October 13, 2006
Episode 21 of Season 20 premiered on October 13, 2006
October 20, 2006
Episode 22 of Season 20 premiered on October 20, 2006
October 27, 2006
Episode 23 of Season 20 premiered on October 27, 2006
November 10, 2006
Episode 24 of Season 20 premiered on November 10, 2006
November 17, 2006
Episode 25 of Season 20 premiered on November 17, 2006
November 24, 2006
Episode 26 of Season 20 premiered on November 24, 2006
December 1, 2006
Episode 27 of Season 20 premiered on December 1, 2006
December 8, 2006
Episode 28 of Season 20 premiered on December 8, 2006
December 15, 2006
Episode 29 of Season 20 premiered on December 15, 2006
December 22, 2006
Episode 30 of Season 20 premiered on December 22, 2006
December 29, 2006
Episode 31 of Season 20 premiered on December 29, 2006