It's Flashbeagle, Charlie Brown (1984)

Family
Animation
Comedy
TV Movie
Music

The story begins at a big football game where Snoopy wins a game from Peppermint Patty's team. That night, Snoopy gets out a radio, learns some 80's dance moves, and becomes Flashbeagle.

Cast

Charlie Brown (voice)
Sally Brown (voice)
Vocals by (Schroeder) (voice)
Vocals by (voice)
Vocals by (Charlie Brown) (voice)
Vocals by (Linus van Pelt) (voice)
Vocals by (Lucy van Pelt) (voice)
Peppermint Patty (voice)
Marcie (voice)
Linus van Pelt (voice) (uncredited)
Lucy van Pelt (voice) (uncredited)
Schroeder / Tommy, the kid (voice)
Snoopy / Woodstock (voice)
Vocals by (voice)
Vocals by (voice)

Crew

Director
Director of Photography
Production Design
Production Design
Production Design
Production Design
Production Manager
Production Assistant
Production Assistant
Production Assistant
Production Assistant
Production Assistant
Production Assistant
Animation
Animation Supervisor
Animation
Animation
Animation
Animation
Animation
Animation
Animation Production Assistant