Gregg Vanzo began his career as an animator on Bill Kroyer's Technological Threat, Steven Spielberg's Amazing Stories and key animator for the short Box Office Bunny before beginning work on The Simpsons in storyboards, directing, and layout artistry.
Gregg Vanzo memulai kariernya sebagai animator di Bill Kroyer 's Technological Threat , Steven Spielberg 's Amazing Stories dan animator utama untuk Box Bunny Office pendek sebelum mulai bekerja pada The Simpsons di storyboard , mengarahkan , dan tata artistik .