Between 1968-1980, Led Zeppelin were gods, transcending blues and hard rock and paving the way for heavy metal. Only five artists in the history of recorded music have sold more records.

And with his bare chest, curly blonde mane and high register vocals, Robert Plant was the archetypal heavy rock frontman - you can hear his influence everywhere.

Listen: Led Zeppelin - Immigrant Song

Your votes:

"Plant." (From Chris via email, thanks)

"Robert Plant, Axl Rose, James Hetfield, David Gilmour, John Lennon and Paul McCartney are the best lead singers!" (From Sondre via Facebook, thanks)

"Robert Plant." (From Carloz, Lenny, Jean-Noël, Pierre, Eric, Stone, Jim, Jonathon, David, Fotis, Judi, Aaron, Robert, Adam and Ben ‘Roscoe’ via Facebook, thanks)

"Freddie Mercury, Robert Plant, predictable maybe... singing is all subjective really, could just as easily say Damien Rice or Conor Oberst!" (From John via Facebook, thanks)

"Freddie Mercury, Maynard James Keenan, Robert Plant." (From rleonzio, thanks)

"Robert Plant. the one and only." (From miketrigs93, thanks)

Next: Freddie Mercury