Fred Flintstone - 90s Vintage Saxophone T-Shirt (X-Large)All Sales Final. In 1957, after MGM dissolved its animation department, they co founded Hanna Barbera, which became the most successful television animation studio in the business, producing programs such as The Flintstones, Yogi Bear, Scooby Doo, Where Are You?, Top Cat, The Smurfs, Huckleberry Hound, and The Jetsons. Pit to Pit: 23" Length: 28. 5" Year: 90s Size: XL