United Kingdom, March 30 -- Roger Daltrey claims he is going blind.

The 81-year-old musician made the confession at The Who's recent Teenage Cancer Trust gig at London's Royal Albert Hall, admitted the purple-tinted glasses he was wearing were not just a fashion statement.

According to The Mirror, he told the audience: "The joys of getting old. Not only am I going deaf, I'm also now going blind. Fortunately I still have my voice, because if I lose that I'll have the full Tommy!"

Meanwhile his bandmate Pete Townshend, 79, also shared about his own physical decline, telling fans he had a "complete knee replacement" just four weeks ago.

He added: "But because I'm Superman, I'm here! Maybe I should auction off the old one. Elton John had ...