Rap mogul JAY-Z has reportedly stunned girlfriend Beyonce Knowles with a vintage 1959 Rolls-Royce convertible gift. The Def Jam Records president handed Knowles the keys to her new ride as a 25th birthday present yesterday (05SEP06), according to the New York Post newspaper. The publication reports Jay-Z paid a cool $1 million (GBP555,500) for the car.