What's wrong with those pizzas is that they are an aberration of nature, God(s) and the Universe. They are a war crime.
Bananas? White stuff? (Is it mayo? Is it sour cream? Is it some other unnamable abomination? There are no right answers.) Fries? Lettuce? You have gone too far. If someone from Italy sees this thread, half the country will instantly die, and the other half will declare war on Scandinavia.