Lots of wartime references here, which audiences of the time would have appreciated. Early on there's a glimpse of an ad extolling people to buy war bonds. And the phrase V for Victory is sung several times.
Elmer Fudds's short and chubby appearance is a caricature of Arthur Q. Bryan, the actor who did his voice.
Much like Solo Paz y Tranquilidad (1941), directed by Robert Clampett the previous year, this features Bugs as the aggressor provoking Elmer for no apparent reason.
One of the pre-1948 cartoons to fall into the public domain as United Artists, the copyright holder of the pre-1948 shorts at the time, failed to renew the copyright in time.