These are what we call the 'YMMV items.' Things that some people find in this work. We call them 'your mileage might vary' because not everyone sees these things in the same way. This starts discussions in the trope lists, a thing we don't want. Please use the discussion page if you'd like to discuss any of these items.
Seriously, go up to anyone, anyone between the ages 16 and 24 and ask them that question. If they don't reply that Kel does, run, because they're obviously some evil alien/robot replacement.
Don't forget the time he....dropped a screw....in the tuna!
The Scrappy: Due to Flanderization, Kel in later seasons.
Squick Really, just about any thing involving Chris's mother: "Mother loves mashed potatoes, she'll gum these right down!" Or, "I'm so depressed, I'm going to go home and shave mother..." Or the fact that Chris would keep her foot scrapings for really no reason...