February 21, 2015
Episode 1 of Season 4 premiered on February 21, 2015
February 28, 2015
Episode 2 of Season 4 premiered on February 28, 2015
March 21, 2015
Episode 3 of Season 4 premiered on March 21, 2015
April 18, 2015
Episode 4 of Season 4 premiered on April 18, 2015
May 16, 2015
Episode 5 of Season 4 premiered on May 16, 2015
June 20, 2015
Episode 6 of Season 4 premiered on June 20, 2015
July 18, 2015
Episode 7 of Season 4 premiered on July 18, 2015
July 25, 2015
Episode 8 of Season 4 premiered on July 25, 2015
August 15, 2015
Episode 9 of Season 4 premiered on August 15, 2015
September 19, 2015
Episode 10 of Season 4 premiered on September 19, 2015
September 26, 2015
Episode 11 of Season 4 premiered on September 26, 2015
October 17, 2015
Episode 12 of Season 4 premiered on October 17, 2015
November 14, 2015
Episode 13 of Season 4 premiered on November 14, 2015
November 21, 2015
Episode 14 of Season 4 premiered on November 21, 2015
December 19, 2015
Episode 15 of Season 4 premiered on December 19, 2015