S4·E13 Demon Lisa
Aired April 6, 1996
Synopsis
On Halloween Lisa gets possessed by Cyber-Demon, an evil creature from the bad side of the internet. Now Cyber-Demon has complete control of Lisa and her powers. Not to mention the fact that the evil demon is sucking everyone's brain juice to feed itself. Now the only person that can help Gary and Wyatt is the mysterious ""Repairman.""