January 17, 2010
Episode 1 of Season 4 premiered on January 17, 2010
January 24, 2010
Episode 2 of Season 4 premiered on January 24, 2010
January 31, 2010
Episode 3 of Season 4 premiered on January 31, 2010
February 7, 2010
Episode 4 of Season 4 premiered on February 7, 2010
February 14, 2010
Episode 5 of Season 4 premiered on February 14, 2010
February 21, 2010
Episode 6 of Season 4 premiered on February 21, 2010
February 28, 2010
Episode 7 of Season 4 premiered on February 28, 2010
March 7, 2010
Episode 8 of Season 4 premiered on March 7, 2010
March 14, 2010
Episode 9 of Season 4 premiered on March 14, 2010
March 21, 2010
Episode 10 of Season 4 premiered on March 21, 2010
March 28, 2010
Episode 11 of Season 4 premiered on March 28, 2010
April 4, 2010
Episode 12 of Season 4 premiered on April 4, 2010
April 11, 2010
Episode 13 of Season 4 premiered on April 11, 2010
April 18, 2010
Episode 14 of Season 4 premiered on April 18, 2010
April 25, 2010
Episode 15 of Season 4 premiered on April 25, 2010
May 2, 2010
Episode 16 of Season 4 premiered on May 2, 2010