approxomatly 18 million
As of June 2011, 50,000,000 ALBUMS SOLD
So far they sold 3 albums. and they're touring their newest album Brand New Eyes....I saw one of their shows on August 15, 2010 in Rochester, Michigan and it was the most amazing day of my life, you...
In the United States: Hot Fuss - 3 million Sam's Town - 1 million Day & Age - 0.5 million
-4, but everyone stuck a knife in it once they listened to it