Harvey is scared about getting a vaccination. Sabrina makes him feel better by telling him its no biggie. However, when she finds out she has to get a shot for Witchitis, she chickens out. Avoiding the doctor, the needle, and all those scary things in his office she heads home not knowing that she contracted Witchitits. Even when she learns she has it she still refuses help. It isn't until her germs grow to human proportions and threaten her friends that she seeks out help.
—Anonymous