Fearless Fagan

Fearless Fagan is a 1952 film directed by Stanley Donen and stars Janet Leigh and Carleton Carpenter. It is about a clown who is drafted into the military and tries to sneak his pet lion into the service.

Floyd joins the army and hides Fagan somewhere on the base. All goes well until Abbey Ames, who is on the base to entertain the troops, stumbles on Floyd and Fagan playing in the woods. Frightened, she gives her word to keep Fagans presence a secret, but soon appears in the woods with Colonel Horne and troops in search of the Lion.When Fagan is found Sgt. Kellwin, Captain Daniels and Colonel Horne try and help Floyd find the Lion a home. After an exhaustive search a home is found with the Ardleys. By this time Floyd has professed his love to Abbey and she is starting to have feelings for him even though she believes him to be a bit touched. ........

Source: Wikipedia