Goofy has to get a box belonging to a magician in time for the next train to pick the baggage. Clumsy Goofy drops the box and a lot of magician's props appear.
Editing
Pacing builds to beautiful comic crescendo.
Sound
Danny Webb's yelps are peak Goofy voice.

Director
Jack Kinney
Trivia, insights & behind the scenes
This was Jack Kinney's directorial debut for Goofy shorts; he'd become THE defining director for the character's 'How To' series.
The 'Goofy yell' (the 'YAAAAHH-HOO-HOO-HOOEY!') was first recorded by original voice actor Pinto Colvang, though Danny Webb performs here.