Ghost. Shipt! This article is a stub. You can help the King Harkinian Wiki by blowing it up. Boo Didley is the ghost of Gary Goomba and lives in the Tunnel of Doom. He killed Junior in 1991. Retrieved from "https://king-harkinian.fandom.com/wiki/Boo_Didley?oldid=29700" Categories: Stubs SMB3 Ghosts Game Enemies Video Game Characters Community content is available under CC-BY-SA unless otherwise noted.