As a duck is serving Masters Shifu and Oogway tea, he is surprised by a sudden intrusion and drops his teapot. In the next shot, the teapot is intact and visible on a nearby table.
When Shifu finds out that Tigress didn't bring the warriors that he sent for, he drops the scroll. But when Tigress asked Shifu to forgive her, the scroll disappeared.
For some reason, Boar didn't know how to say "Invincible."
In the short film, Secrets Of The Furious Five, Crane was wearing a hat. But in this short film, he was wearing a bandana.