"Magna Carta Holy Grail" studio session with Jay-Z, Rick Rubin, Timbaland, Pharrell Williams and Swizz Beatz.

Mobile Metronome app (for Android):
Studio Metronome: https://play.google.com/store/apps/details?id=vs.studiometronome.full
Studio Metronome Free: https://play.google.com/store/apps/details?id=vs.studiometronome.free

Jay-Z's new album "Magna Carta Holy Grail" comes to Samsung Galaxy fans first. Be among the first million to download the app on June 24th and get the album free July 4th, three days before the rest of the world. Learn more: http://magnacartaholygrail.com