American Pie (1999)

In the “Pale Ale” scene of one of the 90’s most iconic comedies, Stifler, played by Sean William Scott, is seen inside a room trying to get lucky with one of the girls at a party. She is first seen holding a clear beer cup but as the camera angle shifts, that clear cup suddenly changes unexplainably into a blue cup!

The Amazing Spider Man (2012)

In the subway train scene from The Amazing Spider Man, Peter Parker, played by Andrew Garfield, is just discovering his spider powers when he gets into an uncomfortable situation with one of the lady passengers. A group of men start attacking him after he accidentally pulls-off the lady’s shirt and a fight then ensues. One of the men, a black guy, grabs a skateboard from the floor to hit Peter with but as the scene quickly changes, not only does his clothes change but so do his racial features!