Cosmic Cosmo is a character in Jetsons: The Movie.
Cosmic Cosmo is a rock star. He asked Judy Jetson out for Friday night while performing at the Teen Club. Unfortunately her father was promoted and transferred across the galaxy to work at Spacely's Orbiting Ore Asteroid and the family had to move to the Intergalactic Garden Estates nearby. She was heartbroken, but he had already moved on by the time she had moved.