Other mistake: In the opening shot, while Horace and Clarabelle are skating in the foreground, you can also see them skating in the background.
On Ice (1935)
1 other mistake - chronological order
Starring: Clarence Nash, Pinto Colvig, Walt Disney, Marcellite Garner
Continuity mistake: When Goofy is cutting up the tobacco, the position of the spittoon near the hole changes between shots.