January 10, 2011
Episode 1 of Series 4 premiered on January 10, 2011
January 17, 2011
Episode 2 of Series 4 premiered on January 17, 2011
January 24, 2011
Episode 3 of Series 4 premiered on January 24, 2011
January 31, 2011
Episode 4 of Series 4 premiered on January 31, 2011
February 7, 2011
Episode 5 of Series 4 premiered on February 7, 2011
February 14, 2011
Episode 6 of Series 4 premiered on February 14, 2011
February 21, 2011
Episode 7 of Series 4 premiered on February 21, 2011
February 28, 2011
Episode 8 of Series 4 premiered on February 28, 2011