Steve-O

Stephen Gilchrist Glover (Also known as Steve-O) is a stunt performer and actor. He appeared on the second episode of Guest Grumps.

Biography
Steve-O is best known for his stunt performing on the show Jackass, as well as it's spinoff Wildboyz and his new Showtime special, Steve-O: Guilty as Charged. Steve-O is a known drug user, abusing such substances as cocaine, PCP, and nitrous oxide. In 2008 he attended rehab, but soon found his way back in prison after abusing the drugs once more. Since then he had gotten many roles on TV shows such as on Dancing with the Stars, been in movies 2 movies related to Jackass, as well as the movie Barely Lethal, and multiple documentaries about himself. His video game roles include ESPN NFL 2K5, Tony Hawk's Underground 2, and Jackass: The Game.

Guest Grumps
On April 18, 2016, about three years after the first episode Guest Grumps, the video entitled "MadWorld with special guest Steve-O" was uploaded. The episode started with a new intro and logo. It starts with a Grumpcade style characteristic of Steve-O.