When Hannah Montana is singing on Top Rockers, Lilly/Lola flips to the second card with the lyrics. But in the next shot showing the card it flips back to the first card and then to the second card again,.
When Rico sets down his candy box on the bar, the label is turned towards the camera, but when the camera turns back to Rico the label is turned away from the camera.
When Lilly is eating the pancakes, her hair changes between shots without her moving it.
Hannah attempts to sing the National Anthem in a huge sports arena, without a microphone of any kind.