 For creating "The Chore" Murray earned the Merit Student Academy Award two years later in 1989.In 1988, he did 2 network IDs for MTV, and left in 1991 in hopes of starting his own projects.One of the MTV ID's Murray created involved the future "Rocko's Modern Life" character Heffer Wolfe; the ID featured Heffer being pushed out of a building with the MTV logo branded onto his buttocks.