Amazon offers Regular Show: The Complete Series DVD for  (Reg $83) +Eligible for Free Super Saver Shipping. 

Product Description:
Regular Show follows the lives of best friends Mordecai and Rigby, whose lazy afternoon adventures always seem to be interrupted by zombies and misadventures with their gang of friends Benson, Pops, Muscle Man, Hi-Five Ghost, Skips, Thomas, Margaret and Eileen or sometimes even dealing with Death himself.​