The Spruce Goose's specifications included a cruising ... Kaiser came up with the idea to work with the famous plane designer Howard Hughes to create the largest aircraft ever built.

Spruce Goose To gain the needed expertise in designing and building such an aircraft, Kaiser went into partnership with Howard Hughes, who was already famous for his exploits in aviation ...

Yogi and the gang mistakenly board the famous Howard Hughes' plane The Spruce Goose. They accidentally start the plane, so they decide to take it for a spin, helping animals and people along the way.