A Charlie Brown Celebration (1982)

Introduced by creator Charles M. Schulz, this special follows the Peanuts gang through a series of individual comic strip adaptations, including Peppermint Patty accidentally attending a dog obedience school and Lucy trying to win Schroeder's heart by destroying his piano. Chaos peaks when Charlie Brown lands in the hospital with a mysterious illness, prompting a guilt-ridden Lucy to make a dramatic promise regarding her infamous football gag if he recovers.