March 18, 2011
Episode 1 of Season 4 premiered on March 18, 2011
March 25, 2011
Episode 2 of Season 4 premiered on March 25, 2011
April 1, 2011
Episode 3 of Season 4 premiered on April 1, 2011
April 8, 2011
Episode 4 of Season 4 premiered on April 8, 2011
April 15, 2011
Episode 5 of Season 4 premiered on April 15, 2011
April 22, 2011
Episode 6 of Season 4 premiered on April 22, 2011
April 29, 2011
Episode 7 of Season 4 premiered on April 29, 2011
May 6, 2011
Episode 8 of Season 4 premiered on May 6, 2011
May 13, 2011
Episode 9 of Season 4 premiered on May 13, 2011
May 20, 2011
Episode 10 of Season 4 premiered on May 20, 2011