The tops of the trees change as they scroll into view when Floyd Malloy is trying to walk on air after losing Vampire.
As Hondo McLean is pushing the button to stop the conveyor belt, at one point an error in the animation layers makes it appear there is another button beneath the one being pressed.
When Julio Lopez says "Time to practice your maneuvers, V.E.N.O.M." as he pilots Dragonffly, there is a noticeable jump-cut in the strolling background plate.