Listen and download on iTunes & Apple Music itunes.apple.com/us/album/girls-generation-4th-mini/id826334410 Girls' Generation Official girlsgeneration.smtown.com www.youtube.com/GIRLSGENERATION www.facebook.com/girlsgeneration twitter.com/girlsgeneration Girls' Generation 소녀시대 'Mr.Mr.' Dance Practice ℗ S.M.Entertainment