Timmy Hobso is a major character who has appeared in Stunt Vid 2 and Stunt Vid 1.5, and is mentioned briefly by The Pig in Stunt Vid 3.

Stunt Vid 2

In Stunt Vid 2, Timmy is the first person to be murdered on-screen. While it is originally suspected that the crime is committed by Joel, it is revealed by The Pig in Stunt Vid 3 that Timmy had actually still died on the playground, even in the alternate universe, presumably at the hands of the Westerly Serial Killer.