The Flintstones as children, and yet others featuring Fred and Barney encountering Marvel Comics superhero The Thing and Al Capp's comic strip character The Shmoo – have appeared over the years. The original show also was adapted into a live-action film in 1994, and a prequel, "The Flintstones in Viva Rock Vegas", which followed in 2000. Unlike its sister show "The Jetsons" (the two shows appeared in a made-for-TV crossover movie in 1987), the revival programs were not widely syndicated or rerun alongside the original series. In 2011, it was announced "Family Guy" creator Seth MacFarlane would be reviving "The Flintstones" for
William Hanna adults, "The Flintstones" became the first animated prime-time show to be a hit. Fred Flintstone's signature exclamation ""yabba dabba doo"" soon entered everyday usage, and the show boosted the studio to the top of the TV cartoon field. The company later produced a space-age version of "The Flintstones", known as "The Jetsons". Although both shows reappeared in the 1970s and 1980s, "The Flintstones" was far more popular. By the late 1960s, Hanna-Barbera Productions was the most successful television animation studio in the business. The Hanna-Barbera studio produced over 3000 animated half-hour television shows. Among the more than 100 cartoon series