In this origin story, the Jellystone Mall has been opened and Yogi and his friends go there at the time when an invisible bandit strikes Jellystone Town. When Dick Dastardly and Muttley get their hands on a clue, they end up flying off with Yogi in hot pursuit leading them to Bombastic Bobby's Bargain Barn as part of his plan to run Jellystone Mall out of business. With the help of his friends, Yogi manages to stop Bombastic Bobby and gain jobs at the mall's Lost & Found Detective Agency.

Two criminals named Lou and Murray have escaped from Jellystone Prison and discovered that the area that they buried their in loot 50 years ago is where Jellystone Mall stands today. When they get to the elm tree there, Huckleberry Hound is under it unwinding causing Lou and Murray to try various ways to get rid of him with disastrous results.

Two Grindhogs have infiltrated Jellystone Mall and are eating the mall's profits and Cindy Bear won't let anyone exterminate them since they're on the Endangered Species list. When they get to their Pickleyberry Patch habitat in Jellystone Park, Yogi, Cindy, and Snagglepuss stumble upon an abandoned underground mineshaft and discover that a criminal called Max the Mole is going to break into the First Jellystone Bank.

Magilla Ice is in town to give a performance at Jellystone Mall and Doggie Daddy is holding a contest where the winner will spend the day with Magilla Ice. Roxie rigs the name drawing so that she can win the day with Magilla Ice. When Cindy Bear's name is drawn, Roxie teams up with Dick Dastardly and Muttley to make sure that Magilla Ice spends the day with her.

Snagglepuss ends up locked in the mall, hours after closing time when he falls asleep while watching a movie. Yogi, Boo Boo, Cindy, and Huckleberry end up trying to break in to save him at the same time when two robbers attempt to steal the Rusty Diamond baseball card. Now, all through the night, it's up to Snagglepuss to overcome his huge fear of the dark for good and to stop the robbers, all by himself.