Warner Music Group agreed to acquire a stake in Rotana Music, a Saudi billionaire’s record label, from Rotana Group, the Saudi entertainment company. Financial terms were not disclosed. “The Middle East and North Africa region is among the most culturally dynamic places in the world today, with burgeoning musical scenes and dramatic consumption growth. We’re thrilled to be joining with Rotana, whose significant presence in the market reflects its extraordinary roster of musical icons and outstanding talent,” Simon Robson, WMG International, Recorded Music President.