It's Your First Kiss, Charlie Brown (1977)

For his school Homecoming, Charlie Brown is told that he will be escorting the Homecoming Queen to the dance, and is supposed to give her a traditional kiss. When he learns that the Homecoming Queen is the red-headed girl that he has pined for all his life, he really hopes to put in a good showing at the football game where he is the kicker. Unfortunately, Lucy will be holding the ball for him...