May 19, 2007
Episode 1 of Season 4 premiered on May 19, 2007
May 26, 2007
Episode 2 of Season 4 premiered on May 26, 2007
May 27, 2007
Episode 3 of Season 4 premiered on May 27, 2007
May 27, 2007
Episode 4 of Season 4 premiered on May 27, 2007
April 2, 2007
Episode 5 of Season 4 premiered on April 2, 2007
April 3, 2007
Episode 6 of Season 4 premiered on April 3, 2007
April 9, 2007
Episode 7 of Season 4 premiered on April 9, 2007
April 10, 2007
Episode 8 of Season 4 premiered on April 10, 2007
April 16, 2007
Episode 9 of Season 4 premiered on April 16, 2007
April 17, 2007
Episode 10 of Season 4 premiered on April 17, 2007
April 23, 2007
Episode 11 of Season 4 premiered on April 23, 2007
April 24, 2007
Episode 12 of Season 4 premiered on April 24, 2007
April 30, 2007
Episode 13 of Season 4 premiered on April 30, 2007
May 1, 2007
Episode 14 of Season 4 premiered on May 1, 2007
May 7, 2007
Episode 15 of Season 4 premiered on May 7, 2007
May 8, 2007
Episode 16 of Season 4 premiered on May 8, 2007
May 14, 2007
Episode 17 of Season 4 premiered on May 14, 2007
May 15, 2007
Episode 18 of Season 4 premiered on May 15, 2007
May 21, 2007
Episode 19 of Season 4 premiered on May 21, 2007
May 22, 2007
Episode 20 of Season 4 premiered on May 22, 2007