Kuzco says he used a double-sided Kuzcoin, yet it was shown that he clearly did not.
First appearance of the recurring character Yata.
John Goodman returns as the voice of Pacha.
The theme song undergoes a small change, replacing some scenes with new ones.
When Yzma said Kuczo's name three times, she made a statue listen the way Beetlejuice is summoned by calling his name, three times.
During the potato growing contest, Guaca displays his potato named "Kuzco II", which is a reference to the plant "Audrey II" in the musical "Little Shop Of Horrors".