The Differences Between Bolognese and Spaghetti and Meatballs

In England, when they call it spag ball, do they mean bolognese or are they talking about spaghetti and meatballs? It was a lamb pork beef and then chicken livers that you've kind of blend up. The chicken liver is definitely the secret. You add it to any type of bachamel like lasagna. "It's glad, I'm glad to see that there is a turnaround on this, at least with poultry livers"