Jethro Tull's Ian Anderson has commented on the singing skills of Mick Jagger, Ozzy Osbourne, Phil Collins and Billy Joel.

In a recent interview, the British singer and flutist also spoke about other lead singers' difficulties with their health.

“If you are [Rolling Stones frontman] Mick Jagger and you’re just running around with shout-out vocals, then, yeah, no ...

In a wide ranging conversation the 77 year old singer talked, among other things, of the demands of the job of fronting a band at his age. He suggested that combining singing and playing the flute was ...