Daltrey tells Canoe: "In our heads we want to go on as long as we can. And our bodies, you kind of physically know you're coming to the end of that type of show. That's not to say you can't play your music in different ways.

"But equally, our music, having got that energy and that kind of urgency that is within it, I'm not so sure whether I want to be involved with singing in that way. I don't think it's the kind of music you could ever cruise through.