Continuity mistake: Tony Trihull appears when Finn McMissile begins chasing Professor Z. It also shows when Tony uses his magnet. When it is used, Finn's equipment are pulled by the magnet, which includes his bullets. Those bullets are black when all of them were going out. However, when they are pulled onto the magnet they are grey.
Continuity mistake: Delancy's clothing changes from the old school uniform to the new school uniform then back, when checking Blair Willow's room. (00:51:00 - 00:52:00)
Continuity mistake: When Alvin is making the big SOS sign, one shot shows the whole beach and Simon and Theodore are in the middle of the big letter O. In the next shot, they are at the O's edge.
Continuity mistake: In the scene where Linda and Blu are on the computer, when Tulio "communicates" with Blu, the computer is way too much to the right. It reappears when Blu starts squawking.
Continuity mistake: When Rango was at the mayor's office, the mayor grabs out a jug of water, and he opens the lid. But in the next shot, the lid is sealed again.
Continuity mistake: At the end of the first film Mumble has lost most of his down, because his bow tie has yellow markings, however in the second movie he has somehow grown his down back.
Continuity mistake: When EB is young and is in the factory for the first time, he picks up some sweets off the factory line. The amount of sweets in his hand then changes between shots.
Continuity mistake: Just before the Smurfs are returned to the Winslows, Patrick consoles Grace. She is wearing black tights under her white dress. Then the Smurfs return on pigeon-back, and miraculously she is now bare-legged.
Continuity mistake: While Pooh and his hungry tummy are searching for honey Pooh finds himself at Owl's house, and in the first wideshot we can see the wood sign that reads "Dont nock plez ring" with nothing above it, but once Pooh reads the sign suddenly Eeyore's tail is hanging above the sign as a bell-pull. (00:48:25)
Continuity mistake: When Barnaby is shot, the newspaper keeps moving away/towards him between shots.
Continuity mistake: After Puss breaks out of prison he rides the giant Great Terror goose using coloured bunting as reins to steer and control her. In one medium shot the bunting has disappeared, but it magically reappears in the next close-up of Puss sitting astride the goose's neck.
Suggested correction: The rope is always there, if you pay attention.
Continuity mistake: The giant maker compound was purple when Franqcuer was created, but it turned orange when Lucille made another giant flea.
Continuity mistake: When Po and the Furious Five are in the top floor in Shen's palace, the lights above them are brightly lit. After Mantis smashes the cannon through the floor, the lights turn off.
Continuity mistake: Arthur's older brother gets "bombed" by a seagull. In the very next scene, there is nothing on his jacket, but the offending "message" appears again a little later on.
Continuity mistake: When Tybalt smashes into the wall and breaks, there are a few pieces and he's shown to be hollow. But when he's put back together and is dancing at the end, his arm and leg break off and are now solid.
Continuity mistake: When Yoda and Asajj Ventress turn their lightsabers on, the lightsabers cast a reflection on the wall. However, when C-3PO and the younglings run past them, the wall shows no reflection cast on the wall. (00:06:45)