Sinkin' in the Bathtub (1930)
Sinkin' in the Bathtub was the very first Warner Bros. theatrical cartoon short as well as the very first of the Looney Tunes series.
More at Wikipedia.
Director: Hugh Harman
Rudolf Ising
Distributor: Warner Bros.
Release date: January 1, 1930
Running time: 7 minutes
External links:
IMDb