Yabba Dabba Doo! The Happy World of Hanna-Barbera is a 1977 American live-action/animated television special produced by Hanna-Barbera Productions which premiered on CBS on Thanksgiving Day, November 24, 1977.
Yabba Dabba Doo! The Happy World of Hanna-Barbera is a 1977 American live-action/animated television special produced by Hanna-Barbera Productions which premiered on CBS on Thanksgiving Day, November 24, 1977. (en)