Truth in advertising.
Camilla needn't worry about young Harry's breeding. He is the eldest son (and heir) of George Lopes, brother of the late Lord Roborough. The Roborough family's seat - Gnaton Hall, near Plymouth - is considered to be one of Devon's grandest.
Calvin wanted one last show? Ick.
Could it be?
Harry Lopes...
That's something you don't see at the farmer's market everyday.