Okay, I think I've got the hook I need. The cookies are gingerbread men. She dives into the TV and dances with them, when their heads, arms, legs start disappearing with a crunch. She watches in shock as they're being eaten while they're dancing! We return to the view of her on couch, fast asleep, and pan over to a closeup of the plate of cookies. Only one remains, and we see Santa's hand come in and take the last one. The end.