Game Grumps is a Let's Play webseries starring animator Arin Hanson and musician Leigh Daniel Avidan, also known as "Danny Sexbang," from the musical comedy duo Ninja Sex Party. The show was created on July 10, 2012 by comedic game critic Jon Jafari and Arin Hanson. Jafari left the show in June 2013 to focus on his primary YouTube channel, JonTron being replaced by Avidan.