Factual error: Diamond are for Roger: The ease with which Kenan open the safe door is unrealistic. I have worked in a bank, and those doors are not light. It wouldn't move that quickly, that easily.
The Cold War - S1-E8
Factual error: The pilot that jumped at the end isn't descending fast enough to be real.
Factual error: The police artist has 1 pencil but manages to get loads of different colours in the drawing.
Who Loves Orange Soda? - S2-E4
Factual error: The doctor, on his fist look at the x-ray, claims Kel's ribs are bruised. Without looking more carefully, he wouldn't be able to say that. (00:05:10)
The Raffle - S3-E3
Factual error: When the Rockmmores turn the new TV on, the resulting light is impossibly bright. (00:06:20)
The Raffle - S3-E3
Factual error: The Raffle: When Kel breaks the TV, he falls in the box completely, but shouldn't be able to due to the TV being in there. (00:08:15)
Answer: He's simply enjoying doing it himself. Especially since he likely believes he can do it better than she can.