A new Mickey Mouse Loungefly has arrived at Walt Disney World. We found the new backpack in the Emporium at Magic Kingdom.

The best-known Mickey Mouse film from those days is “ Steamboat Willie,” the seven-minute short that hit theaters in November of that year and kickstarted his international fame.

In Steamboat Willie, Mickey has no gloves; as of 1929, he does. In Steamboat Willie, Mickey is rendered in black and white; in 1935, he is colorized.

The crème de la crème of this year’s public domain class are Mickey Mouse and, of course, Minnie, or at least black-and-white versions of our favorite squeaky rodents that appeared in ...