No Teasing

No Teasing is the first Butterfinger commercial. It originally aired on 1988.

Synopsis
Bart teases Lisa and Maggie about having the last Butterfinger in the house.

Plot
Bart comes into a room where Lisa and Maggie are and teases them with his last Butterfinger in the house. Lisa threatens Bart that he's "dead meat" when she screams for Homer, so Lisa screams for him, and immediately, Bart throws part of his Butterfinger into Lisa's mouth to keep her quiet. Homer opens the door and asks what's happening, but Lisa tells him "never mind". Maggie points at her mouth, as Bart looks sadly down at the remaining part of his Butterfinger.

Remake
A remake of the commercial aired on 2007, where Bart gets in trouble for taking a Butterfinger.