My bro' (O'S) is singing with the London Welsh Male Voice Choir tonight at Westminster Central Hall....he's married to a nice Welsh lady. Hope it's not snowed off.
Taffy was born On a Moon Shiny Night, His head in the Pipkin, His Heels upright Taffy was a Welshman - Wikipedia
He is said to have existed on a diet of leeks and water and nothing else. His preaching appears in the main to have been to congregations in the open air. One wonders if there is a connection here.