watch 01:56 The Loop (TV) Do you like this video? Play Sound D'oh! This article is a stub. You can help the wiki by embiggening it. Dee Cappelli is a former assistant to the producers and an assistant to Al Jean and Mike Reiss on The Simpsons. Retrieved from "https://simpsons.fandom.com/wiki/Dee_Cappelli?oldid=918583" Categories: Stubs Community content is available under CC-BY-SA unless otherwise noted.