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
What a Cartoon! Burbank, as the rightful Hanna-Barbera successor to produce original programming for the network and future projects. Two "What a Cartoon!" shorts, "Wind-Up Wolf" and "Hard Luck Duck", were the last cartoon shorts directed and produced by co-founder and co-chairman William Hanna. In addition, "What a Cartoon!" and spin-offs were the final original productions released by Hanna-Barbera. Creator of "The What a Cartoon! Show", Fred Seibert, left Hanna-Barbera in late 1996 to open up his own studio, Frederator Studios, and has persistently continued in the tradition of surfacing new talent, characters, and series with similar shorts "incubators", including (as of 2015)