Look at the image below. What do you see? A perfectly innocent Marks & Spencer advert about adding vitamins to boring old bread rolls?
Think again, if you're lucky enough to be pure of mind. In certain circles of youth culture, "The D" is a euphemism for... a man's dangly bits.
So, when M&S say they're putting "The D" in their bread, it makes us not want to eat it.
Maybe now we know what they meant when they said "this isn't just bread, this is M&S bread"...