Mickey's Choo-Choo is a 1929 Mickey Mouse cartoon. Ub Iwerks

Ub Iwerks

Ub Iwerks, A.S.C. was a two-time Academy Award winning American animator, cartoonist, character designer, inventor, creator of Mickey Mouse, and special effects technician, who was famous for his work for Walt Disney....

 was the animator. Mickey's Choo-Choo was released at the same time as Springtime, the third Silly Symphony to appear. It was one of the series of early Disney cartoons that led Mickey Mouse

Mickey Mouse

Mickey Mouse is a cartoon character created in 1928 by Walt Disney and Ub Iwerks at The Walt Disney Studio. Mickey is an anthropomorphic black mouse and typically wears red shorts, large yellow shoes, and white gloves...

 to become a national fad by the end of 1929.

Plot

The cartoon ends with an image of Mickey and Minnie Mouse

Minnie Mouse

Minerva "Minnie" Mouse is an animated character created by Ub Iwerks and Walt Disney. The comic strip story "The Gleam" by Merrill De Maris and Floyd Gottfredson first gave her full name as Minerva Mouse. Minnie has since been a recurring alias for her. Minnie is currently voiced by actress Russi...

 riding a handcar

Handcar

A handcar is a railroad car powered by its passengers, or by people pushing the car from behind. It is mostly used as a maintenance of way or mining car, but it was also used for passenger service in some cases...

 into the sunset, which inspired a famous toy version, manufactured by the Lionel Corporation. The toy company made so much money from this item and others like it that Mickey was known as "the mouse that saved Lionel."