100 million. Think about that for a moment. The artists in this infographic from Completely Ignored have sold that much around the world, according to Wikipedia. You’ll find the very best in soul, rap, country, RnB, disco and old-fashioned rock’n’roll. One band that surprised me on this list was Chicago, until I saw they are second only to The Beach Boys in Billboard singles and albums chart success among American bands. There you go!