Hoppy Go Lucky is a 1952 Looney Tunes

Looney Tunes

Looney Tunes is a Warner Bros. animated cartoon series. It preceded the Merrie Melodies series and was Warner Bros.'s first animated theatrical series. Since its first official release, 1930's Sinkin' in the Bathtub, the series has become a worldwide media franchise, spawning several television...

 short film starring Sylvester

Sylvester (Looney Tunes)

Sylvester J. Pussycat, Sr., Sylvester the Cat or simply Sylvester, is a fictional character, a three-time Academy Award-winning anthropomorphic Tuxedo cat in the Looney Tunes and Merrie Melodies repertory, often chasing Tweety Bird, Speedy Gonzales, or Hippety Hopper...

 and Hippety Hopper

Hippety Hopper

Hippety Hopper is a young kangaroo cartoon character in the Warner Bros. Looney Tunes series of cartoons. Robert McKimson introduced Hippety Hopper in Hop, Look and Listen , which established the pattern for future Hippety Hopper cartoons....

. Like all the Sylvester/Hippety Hopper shorts, it was directed by Robert McKimson

Robert McKimson

Robert "Bob" Porter McKimson, Sr. was an American animator, illustrator, and director best known for his work on the Looney Tunes and Merrie Melodies series of cartoons from Warner Bros., and later DePatie-Freleng Enterprises...

. The episode is based on the book Of Mice and Men

Of Mice and Men

Of Mice and Men is a novella written by Nobel Prize-winning author John Steinbeck. Published in 1937, it tells the tragic story of George Milton and Lennie Small, two displaced migrant ranch workers during the Great Depression in California, USA....

, which was very popular at the time; it features a giant, dimwitted cat named "Benny", who wants Sylvester, whom he calls "George", to help him catch a mouse to "hug and pet." Mel Blanc

Mel Blanc

Melvin Jerome "Mel" Blanc was an American voice actor and comedian. Although he began his nearly six-decade-long career performing in radio commercials, Blanc is best remembered for his work with Warner Bros...

 voices Sylvester and Stan Freberg

Stan Freberg

Stanley Victor "Stan" Freberg is an American author, recording artist, animation voice actor, comedian, radio personality, puppeteer, and advertising creative director whose career began in 1944...

voices Benny

Censorship

• On the ABC airing of this cartoon, the very end where Sylvester is shown disheveled and dazed after the dynamite in his burlap sack explodes is cut with a fake iris-out and ending music before the explosion cloud settles.
• On the CBS airing of this cartoon, the part where Sylvester hits Benny over the head with a sledgehammer (with the sledgehammer crumbling and Benny feeling no pain from being hit) was cut.