"Yabba Dabba Doo" is a catchphrase popularized by the character Fred Flintstone from the animated television series The Flintstones. The phrase is often exclaimed by Fred to express excitement or joy, reflecting his cheerful and carefree personality. The Flintstones, created by William Hanna and Joseph Barbera, first aired in 1960 and is set in a fictional prehistoric town called Bedrock. The show features Fred, his wife Wilma, their daughter Pebbles, and their pet dinosaur Dino, along with their neighbors Barney and Betty Rubble.