There's intergalactic trouble when the lyrics Judy Jetson wrote for teen heartthrob Sky Rocker are swapped with a secret message from a music-hating witch. Now it's up to Judy, her family, and friends to save rock-and-roll.

• Hanna-Barbera Productions
• George O'Hanlon
• Penny Singleton
• Janet Waldo
• Daws Butler
• Rob Paulsen