Read on Twitter
choose one: vocalists challenge {a thread} 
madonna or cindy lauper?
thom yorke or julian casablancas
joe strummer or joey ramone
whitney houston or diana ross
ozzy osbourne or bruce dickinson
joan jett or courtney love
anthony kiedis or chris cornell
billy idol or george michael
stevie wonder or lionel richie
janis joplin or robert plant
carole king or mama cass
bon scott or dio
mariah carey or celine dion
eddie vedder or kurt cobain
debbie harry or cherie currie
james brown or marvin gaye
aretha franklin or etta james
axl rose or brian jonhson
freddie mercury or elton john
klaus meine or alice cooper
tina turner or donna summer
prince or michael jackson
vince neil or sebastian bach
liam gallagher or damon albarn
steven tyler or paul mccartney
mick jagger or bowie
stevie nicks or karen carpenter
elvis presley or chuck berry
joe elliott or joey tempest
david coverdale or bret michaels
glenn frey or joe cocker
james hetfield or dave mustaine
bob dylan or billy joel
linda ronstadt or joni mitchell
boy george or annie lennox
layne staley or scott weiland
doro pesch or lita ford
eric clapton or john lennon
grace slick or ann wilson
kim gordon or kathleen hanna
dolores o riordan or hope sandoval
steve perry or jani lane
patti smith or iggy pop
eric burdon or george harrison
bonnie raitt or dolly parton
jim morrison or ian curtis
jeff buckley or bruce springsteen
bryan adams or richard marx
nina simone or ray charles
