Trivia: At the start of the cartoon, we see animals changing seats in the theatre. This is re-used footage from a 1937 Warner Brothers cartoon, "She Was An Acrobat's Daughter."
Trivia: When Daffy is saluting the portrait of General MacArthur, along the bottom of the painting you can read the artist's name: Cornett Wood. Wood was a layout artist for Warner Brothers.
Trivia: When Elmer finds himself in the year 2000, he picks up a newspaper with a headline saying "Smellevision replaces Television!" Underneath this there is a caption saying "Carl Stalling sez, "It will never work!" Carl Stalling was the music composer and arranger for the Looney Tunes and Merrie Melodies shorts produced by Warner Brothers.
Trivia: The first appearance of Elmer Fudd in a Warner Brothers cartoon.
Trivia: When Porky and Daffy are parking their car, there is a building beside them advertising a doctor's office "Dr Brown - Leap In, Limp Out" - a reference to the Warner Brothers sound editor Treg Brown.
Trivia: When we see Bugs telling the other cowboys about the acts for the vaudeville show, you can see behind him there is a poster for an act entitled "Frizby the Magician." This is a reference to the Warner Brothers director Friz Freleng.
Trivia: The hunter in this cartoon is a caricature of the actor Victor Moore.
Trivia: The final complete "Wallace and Gromit" film to feature original voice actor Peter Sallis before his retirement. He voiced the character in only one other project after - an educational mini-series that featured the character in short vignettes introducing segments about unique inventions.
Trivia: The cartoon ends with no "That's All Folks!" title card. Just "Merrie Melodies: A Warner Bros. Cartoon. A Vitaphone Release" on a black background.
Trivia: When the baby woodpecker walks glumly away after being thrown out of Jerry's house, he goes over to Tom who is sitting in a deckchair. The magazine that Tom is reading has "Saturday Evening Puss" on the front cover, which would be used as the title for a 1950 Tom and Jerry short.
Trivia: Look at the flag on the tail of the bizarre animal which the animator re-draws Daffy as - it reads "screwball."
Trivia: The first Tom and Jerry cartoon to win an Academy Award for Best Animated Short Film.
Trivia: The final Bugs Bunny cartoon produced at Warner Brothers.
Trivia: When the stork arrives at the apartments, the people who he is delivering the baby to is Mr and Mrs Pierce. This is a reference to the Warner Brothers story writer, Tedd Pierce.