VIDEO : Rihanna Takes Her Granddad To Hang Out With Jay Z At The Roc Nation Headquarters

Having seen her party along side her 86 year old Pops a number of times we know that Rihanna is a true Granddad's girl. So it wasn't a surprise to see the star with her Gramps Bravo in toe as she headed to the Roc Nation Headquarters for a business meeting with her friend and mentor Jay Z.