It's an overcast afternood and Bart is taking his weekly bath. Lisa walks in on him and sees his wiener. It surprises her, but after the shock subsides, she quickly falls in love. She goes in for a kiss but Bart wasn't having any of it and refuses her advances with a punch to the face. Lisa is heartbroken and it drives her crazy. Later that night, everybody is asleep, except Lisa. She is in bed still thinking about that marvelous hotdog. She gets up and sneaks into Bart's room and slips into bed with him. She then finds her prize and takes a bite. Bart wakes up in pain and terrified.