Top 50 Best Hanna-Barbera Opening Themes

The 50 best opening theme songs from four decades of classic Hanna-Barbera cartoons, presented in chronological order. All the greats are included: Yogi Bear, the Flintstones, the Jetsons, Magilla Gorilla, Huckleberry Hound, Scooby Doo Where Are You?, Pebbles and Bamm Bamm, and many more.