Harvey (1950) is a film starring Jimmy Stewart as Elwood P. Dowd. In the film, Dowd's best friend is a six-foot tall invisible rabbit named Harvey. Harvey is actually a pooka[?], a mischievous magical creature.
... it rests in a little groove inside the wrist exerciser device, which almost completely covers the gyroscope inside it, except for a small round opening on top of it, which ...