Label and radio execs present Def Jam/IDJ recording artist Rihanna with a plaque that rewards her for spending five minutes with them at Clear Channel’s recent iHeartRadio Music Festival at Las Vegas’ MGM Grand, where she performed. Actually, the award was for her total of eleven #1 singes on the pop charts, averaging out to a little less than two apiece for each of the following (l-r): Z100 PD Sharon Dastur, Clear Channel SVP John Ivey, John Sykes and Tom Poleman, IDJMG President/COO Steve Bartels, Rihanna and Roc Nation President/Rihanna mgr. Jay Brown. [HitsDailyDouble]