Season 1 of Yo Yogi! premiered on September 14, 1991.

Taking place in Jellystone Town, the show features Yogi Bear and other popular Hanna-Barbera characters including his friends Boo-Boo Bear, Huckleberry Hound, Snagglepuss, and Yogi's girlfriend Cindy Bear depicted as 14-year-old crime fighters. The gang hang out at Jellystone Mall owned by "Diamond" Doggie Daddy with Augie Doggie as his heir to the mall business. Yogi and the gang work at an agency called L.A.F. (short for Lost and Found), where they act as detectives trying to solve mysteries under the supervision of the mall's security guard Officer Smith. Dickie Dastardly and his sidekick Muttley would cause trouble for Yogi and his gang. The show also introduced a teenage bear named Roxey Bear who was Cindy's rival and Yogi's competitor, as well as news reporter Chuck Toupée. The characters were never seen at home or school.