As Dark Horse nears the 10 million mark globally, Katy becomes the only artist in history of music to have 6 songs sell more than 10 million copies worldwide. Others are:

I Kissed A Girl
Hot N Cold
California Gurls
Firework
Roar

She is also the first and only person ever to have 2 songs per album sell that much.



Will the streak end with K4?

Originally posted by jacklovesyou1 Dark horse only sold that much because of Juicy J

Originally posted by ChandlerBing Will the streak end with K4?

Originally posted by jacklovesyou1 Dark horse only sold that much because of Juicy J

Originally posted by jacklovesyou1 Dark horse only sold that much because of Juicy J

Originally posted by jacklovesyou1 Dark horse only sold that much because of Juicy J

Originally posted by jacklovesyou1 Dark horse only sold that much because of Juicy J