Bet to Be Blonde Regular Show : Season 3 Episode 2
TV-PG Cartoon Network 23m int(0)
Aired: September 26th, 2011 @ 7:30 PM EST on Cartoon Network
While playing a video game, Mordecai and Rigby make a bet in which the loser of the game has to wear the hairstyle of their game character. Rigby cheats to win the bet and Mordecai is forced to wear a blonde hairstyle.