When Pootie breaks up the drug meet between Dirty Dee and Bad Bitty, he goes from in front of his Corvette, to Bad Bitty's black sedan, and back to his Corvette in consecutive shots.
When Pootie and Dirty Dee begin their showdown, the three members of Dirty's gang riding the trunk of his car suddenly vanish.
When Pootie Tang records with Truckie and some music industry workers, he adjusts the levels on the mixing desk. He turns some of them down, and leaves some faders partly open. In the next shot, all of the faders are closed.
When Pootie is dodging bullets, the bullets flying past him, although shot from regular handguns, are around two inches long and half an inch in diameter, judging from the articles and people visible. This would be impossible. Of course, this is a comedy, and the idea of Pootie being able to dodge multiple bullets (and bat a couple away with his pony tail), is equally impossible and farcical.
The 1970s flashback includes '80s and '90s cars.
When Stacy runs at Pootie Tang and they crash through the window, a safety back pad is clearly visible under Pootie Tang's shirt.
When Pootie Tang rises from kneeling in front of the corn in the field, knee pads are visible under his overalls.