Bugs, in speaking to the mechanical rabbit, says "Come to me Jeanie, my light brown hare." This is a play on the Stephen Foster song "Jeanie with the Light Brown Hair."
At the end of the cartoon Bugs Bunny kisses the electronic "chase rabbit" and gets an electrical shock. He then paraphrases the very famous quote from Rick (Humphrey Bogart) at the ending of "Casablanca" by saying, "I think this is the beginning of a beautiful friendship.".
Greyhound racing was once extremely popular in the U. S., with tracks located in fashionable destinations like Florida and Arizona. As of 2023, only two active tracks remain, both located in West Virginia.
Like any good betting afficionado, Bugs visits the kennels to check out the participants ahead of the race.