They're great for harmony vocals too!

Ok, so these are KM64s, but still.  Singers are approx 6-8 feet away.  Pavarotti recorded this in one take.  

www.soundonsound.com/people/luciano-pavarotti-nessun-dorma-classic-tracks


In case you're curious to hear it:

music.apple.com/us/album/turandot-act-3-nessun-dorma/1440761114?i=1440761279