First appearance of Beaky Buzzard.
The comic "yoy-yoy-yoy" sound of Beaky's bouncing Adam's Apple was produced with a trombone.
The scene in which Bugs believes part of his body to be skeletal is a reference to Harold Lloyd's execution of the exact same joke in Viva lo sport (1925).
The dialogue "Why don't we do this more often?/You mean just what we're doing tonight?" are the lyrics of a 1941 song, "Why Don't We Do This More Often?"
Bugs and Beaky are dancing a wartime favorite, the jitterbug