Regular Show: 6x21
Party Horse
An alien pod crashes onto Earth and an alien horse known as Party Horse turns to Mordecai and Rigby to help him pass a U.S. History test.
6 - 1Maxin' and Relaxin' Oct. 09, 2014
6 - 2New Bro on Campus Oct. 16, 2014
6 - 3Daddy Issues Oct. 23, 2014
6 - 4Terror Tales of the Park IV Oct. 29, 2014
6 - 5The End of Muscle Man Oct. 30, 2014
6 - 6Lift with Your Back Nov. 06, 2014
6 - 7Eileen Flat Screen Nov. 13, 2014
6 - 8The Real Thomas: An Intern Special Nov. 20, 2014
6 - 9The White Elephant Gift Exchange Dec. 04, 2014
6 - 10Merry Christmas Mordecai Dec. 04, 2014
6 - 11Sad Sax Jan. 08, 2015
6 - 12Park Managers' Lunch Jan. 15, 2015
6 - 13Mordecai and Rigby Down Under Jan. 22, 2015
6 - 14Married and Broke Jan. 29, 2015
6 - 15I See Turtles Feb. 05, 2015
6 - 16Format Wars II Feb. 12, 2015
6 - 17Happy Birthday Song Contest Feb. 19, 2015
6 - 18Benson's Suit Feb. 26, 2015
6 - 19Gamers Never Say Die Mar. 05, 2015
6 - 201000th Chopper Flight Party Mar. 12, 2015
6 - 21Party Horse Mar. 19, 2015
6 - 22Men in Uniform Mar. 26, 2015
6 - 23Garage Door Apr. 02, 2015
6 - 24Brilliant Century Duck Crisis Special Apr. 09, 2015
6 - 25Not Great Double Date Jun. 22, 2015
6 - 26Death Kwon Do-Livery Jun. 23, 2015
6 - 27Lunch Break Jun. 24, 2015
6 - 28Dumped at the Altar Jun. 25, 2015