Mickey is heading out on vacation from Burbank to Pomona, taking the train. The conductor, Pete, won’t let him on with Pluto, so he hides Pluto in his suitcase, and tries to hide him all throughout the trip without much luck. But Pete wins when Pluto is hooked by a mail hook. Or does he? —IMDb
Animator/director Clyde Geronimi got his start as an animator at the Hearst studios in New York. He was hired by Disney studios in 1931 and directed his short cartoon, Beach Picnic in 1938. Eventually Geronimi began working on Disney animated features and helped direct such classics as Cinderella, Sleeping Beauty, and Alice in Wonderland and went on to win an Oscar for helming the Disney animated short Ugly Duckling. In the ’50s and ’60s, he moved into directing Disney television shows. —AllMovie guide
Cinematic genius, simple premise leads to lots of laughs and wonderful animation to boot.