January 29, 2010 • 50m
Episode 1 of Season 4 premiered on January 29, 2010
February 5, 2010 • 50m
Episode 2 of Season 4 premiered on February 5, 2010
March 5, 2010 • 50m
Episode 3 of Season 4 premiered on March 5, 2010
March 12, 2010 • 50m
Episode 4 of Season 4 premiered on March 12, 2010
March 19, 2010 • 50m
Episode 5 of Season 4 premiered on March 19, 2010
March 26, 2010 • 50m
Episode 6 of Season 4 premiered on March 26, 2010
April 2, 2010 • 50m
Episode 7 of Season 4 premiered on April 2, 2010
April 9, 2010 • 50m
Episode 8 of Season 4 premiered on April 9, 2010
April 16, 2010 • 50m
Episode 9 of Season 4 premiered on April 16, 2010
April 23, 2010 • 50m
Episode 10 of Season 4 premiered on April 23, 2010