He tells My Global Mind: "There are five new songs as such, short songs, but about 85% of the evening is the best-known Jethro Tull repertoire, whatever, that means.

"It includes many of the heavy hitters, those which people would generally agree were the most famous songs they would expect to hear in a best of Jethro Tull show."

He says he's attended several operas over the years and often finds them "hopelessly confusing" so he's made a concerted effort to make the experience easy to follow for audiences.