The silly little duck in a sailor suit might be a humorous poke at Disney's Donald.
This is the first cartoon to have the finalized Looney Tunes logo. It is also the first to use the 1939-40 Looney Tunes opening intro and the 1939-46 Porky Pig drum ending, which would be used until Hush My Mouse (1946).
The phrase for Donut Center's motto, "What a Hole!" was reused in the location of the 1953 Bugs Bunny cartoon Hare Trimmed (1953).
The opening credits feature a tiny mouse bellhop, who might have inspired the character Timothy Q. Mouse in the Disney classic Dumbo (1941).
The rich old goat, who sports the very latest in fanciful mechanized wheelchairs, had a case of gout. It was still referred to as a disease of the wealthy at the time.