Cheeky and clumsy Albert lives in the small town of Kellytown, where he is always up to no good. One day he accidentally knocks over the town's prized statue of a famous hot air balloon captain. The townspeople are not happy with Albert's latest accident. Determined to make up for his mistake, Albert plans to venture into the world and come back as a hot air balloon captain! But what's a crazy adventure without a sidekick? Albert, being Albert, kidnaps his pirate-wannabe best friend, Egon and they find themselves sailing down a river to an exotic gypsy market and get involved in the robbery of the world's biggest diamond! Will their friendship be strong enough to deal with the big time crook Rapallo, and to reach both their dreams?