Rihanna confirmed her opening act for her 'Diamonds' Tour via Twitter, quote, "This is gonna be some Young Epic Rockstar ish! See you on tour @asvpxrocky :) #DIAMONDSTOUR #NorthAmerica." The duo graced the stage together before, during the MTV Video Music Awards for a performance of Riri's song "Cockiness". Rihanna's 'Diamond' tour will kick it's North American leg March 8th in New York and rap up in May. Rihanna's 7th studio album "Unapologetic" drops on November 19th.