Best short movie trivia of all time

Trivia: This is the first Merrie Melodies cartoon to feature the signature theme song, "Merrily We Roll Along."

Trivia: This was the first cartoon to featuring the zooming WB shield in the opening titles, as well as the first to have "VITAPHONE Presents."

Trivia: This special marked the animated debut of Peppermint Patty's friend, Marcie.

Trivia: The first Warner Brothers cartoon to feature Daffy Duck, and the first in which Mel Blanc voices Porky Pig.

Trivia: As the gangsters speed by in their red car, you can see a billboard along the road advertising "Hotel Friz" - a reference to the director Friz Freleng.

Trivia: Final Warner Brothers cartoon in which Arthur Q. Bryan voiced Elmer Fudd. The voice actor died in November 1959.

Trivia: The "Evil Scientist" in this cartoon is a caricature of the actor Peter Lorre.

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 the parade for the newly elected mayor, look in the background and you can see a building with "P. Julian" on it - a reference to the Warner Brothers background artist Paul Julian.

Trivia: When the orange cat is trying to frame Sylvester by making a lot of noise, he turns on the radio which plays a soap opera where the two main characters, "Melvin" and "Beatrice", take turns trying to kill each other. "Melvin" is Mel Blanc, whereas "Beatrice" is Bea Benaderet.

Trivia: During the show, there is a hair that gets caught in the projector that is removed by Poochini before continuing his performance. The joke was so realistic that many projectionists attempted to remove the hair themselves, not realising that it was part of the cartoon.

Trivia: The first MGM cartoon in which Droopy is called by his name on-screen.

Trivia: Dave Barry voices Elmer Fudd in this cartoon as Arthur Q. Bryan was ill during production.

Trivia: The first Warner Brothers cartoon in which Bugs Bunny "should have taken that left turn at Albuquerque."

Trivia: On the wall near the door in the "Henry the Eighth's Fifth", there is a sign saying "Burton's Rock Beer" - a reference to John Burton, a production manager at Warner Brothers.

Trivia: The first of 37 cartoons produced for Warner Brothers by the newly formed DePatie-Freleng Enterprises (producer David H. DePatie and director Friz Freleng). The studio became best known for creating The Pink Panther.

Trivia: When Stan pulls Oliver down the chimney, a cloud of chimney soot engulfs them and Jessup. The 'soot' you see is actually powdered chocolate.

Trivia: In the original cut, Yosemite Sam says after introducing himself, "I don't mean Mahatma Ghandi." After the death of Ghandi in 1948, the line was changed to "I ain't no namby-pamby." in the cartoon's re-release.

Trivia: The soup crate that the coyote uses for the "free drink of water" trap has "Harris Soup" on the side - a reference to the Warner Brothers animator Ken Harris.

Trivia: When Pluto is walking up a pile of logs in order to return the bird to its nest, look carefully and you can see that the end of three logs form a "Hidden Mickey."