Camp Lazlo: Where's Lazlo?

Camp Lazlo: Where's Lazlo? is a 2007 American animated television film based on the animated series Camp Lazlo. Sequentially, this movie was released during the third season of Camp Lazlo, but chronologically the events occur at the start of the series. The plot centers on how the Jelly Cabin trio met, and Lazlo's struggle to fit into the strict atmosphere of Camp Kidney.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster © the film's rights holders.