Continuity mistake: When Stitch arrives at the hula class, the conga drum on the right suddenly disappears. Then it reappears with Lilo on top only to disappear again a shot later.
Continuity mistake: When Stitch starts to put a bunch of sunscreen on people at the beach, there is what seems to be a small blue radio on the sand. In the next shot, not only does it change position, but its antenna is missing as well. The antenna reappears when the radio is shown again two shots later. (00:36:19)
Answer: It has to do with his molecules breaking down. In this film, he needs to have his molecules "charged". They had not broken down enough in the first film to cause the glitch.
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