FoxTrot by Bill Amend for August 31, 1989
Television: Another example of adaptive physiology is the kangaroo rat. This little fellow can live without water for-... FLINTSTONES, MEET THE FLINTSTONES...-prey of the rattlesnake during the daytime, the kangaroo rat scurries-... Hey, Fred, wanna come over? Betty's making bronto-burgers. YABBA DABBA DOO! Jason: Push-button deception. Gotta love it.
Dino loud whistling Fred Flintstone: Yabba Dabba Doooooooooooo!