Bats in the Belfry

Bats in the Belfry is a 1942 MGM cartoon directed by Rudolf Ising and Jerry Brewer.

Summary
A trio of belfry-dwelling bats explain to us, musically, (and demonstrate) why they are associated with nuttiness. Especially the smallest.

Plot
A trio of belfry-dwelling bats explain why they are associated with nuttiness. They do so in a musical manner and are not afraid to demonstrate what they mean.

Trivia
The actual titles on this short incorrectly credit Rudolf Ising as director.