Regular Show · Season 8, Episode 21
Regular Show Season 8 Episode 21: The Key to the Universe
About Regular Show: The Regular Show is about Mordecai and Rigby who are two best friends who take the problems and mundane tasks of their boring job to fantastical places.
More from Season 8
Season 8, Episode 1: One Space Day at a Time Season 8, Episode 2: Cool Bro Bots Season 8, Episode 3: Welcome to Space Season 8, Episode 4: Space Creds Season 8, Episode 5: Lost and Found Season 8, Episode 6: Ugly Moons Season 8, Episode 7: The Dream Warrior Season 8, Episode 8: The Brain of Evil Season 8, Episode 9: Fries Night Season 8, Episode 10: Spacey McSpaceTree Season 8, Episode 11: Can You Ear Me Now? Season 8, Episode 12: Stuck in an Elevator Season 8, Episode 13: The Space Race Season 8, Episode 14: Operation: Hear No Evil Season 8, Episode 15: Space Escape Season 8, Episode 16: New Beds Season 8, Episode 17: Mordeby and Rigbecai Season 8, Episode 18: Alpha Dome Season 8, Episode 19: Terror Tales of the Park VI Season 8, Episode 20: The Ice Tape Season 8, Episode 22: No Train No Gain Season 8, Episode 23: Christmas in Space Season 8, Episode 24: Kill 'em With Kindness Season 8, Episode 25: Meet The Seer Season 8, Episode 26: Cheer Up Pops Season 8, Episode 27: A Regular Show Epic Final Battle (Part 1) Season 8, Episode 28: A Regular Show Epic Final Battle (Part 2) Season 8, Episode 29: A Regular Show Epic Final Battle: The Power (Part 3)