Between 1998 and 2001 Kricfalusi worked on several Hanna-Barbera cartoons for Cartoon Network: three Yogi Bear cartoons he directed and animated, "Boo Boo and the Man", "A Day in the Life of Ranger Smith" and "Boo Boo Runs Wild", and two "Jetsons" cartoons he produced, "The Jetsons: Father & Son Day" and "The Jetsons: The Best Son".