United Kingdom, Aug. 4 -- Sir Roger Daltrey is "not entirely comfortable" with his knighthood.

The Who star was made a Sir in King Charles' Birthday Honours in May and the 81-year-old rocker fears he's now part of a "weird club" but he's hoping his new title will help "open doors" for his charity work, which include his annual concert series benefiting the Teenage Cancer Trust.

He told The Times newspaper: "It [the knighthood] is weird. But it's great for the charity, so I accept it on behalf of all the unsung heroes who have helped me with it. It will open doors ...

"Of course, but the honours system is in desperate need of updating. It's a weird club to be a part of and I'm not entirely comfortable with it.

"Still, I'm not going to ...