Over the centuries, the King or Queen of England has stripped 34 men of their knighthoods, including Benito Mussolini, the former Romanian dictator Nicolae Ceausescu and the Queen’s beloved art curator, Anthony Blunt. This is a disturbing trend. Who’s next? Sir Mix-a-Lot, the co-founder of Nastymix records, and creator of the hit album, “Dun 4got About Mix’’? Will they come after Lady Gaga’s title? What about Lord Gaga?