Notwithstanding anybody can sing any song, subject to observing copyright terms and conditions, and reserving a type of song for a type of singer isn't the best comment I have ever heard on here, I do support the principle of not losing the whole ethos of the song.

Not sure starting a petition against BL does anybody any favours all the same. Nobody would have bothered buying Rolf Harris's "Stairway to Heaven" if a petition hadn't started...

I doubt many in the Albert Hall see glory in war when singing along to Elgar's "Glory, pomp and circumstance of glorious war."