 This is the longest season of the show with each half-hour episode containing 2 11-minute segments.Season two (consisting of 20 episodes) began on July 30, 2009 with "Jar She Blows!/Behind the Curtain", and ended on June 21, 2010 with the two-part special "All Hands on Deck".The Christmas special, "Low Tidings", aired on December 3, 2009.