NEW YORK (Beyonce Fans Website) - Beyonce and Jay-Z may be used to the royal treatment, but they'll be getting a taste of the real thing when they dine with Prince Charles at Buckingham Palace next month. The Prince has extended an invitation to the couple as a thank-you for their participation in the upcoming Prince's Trust benefit concert. Beyonce headlines the event, which will also feature Alicia Keys, The Streets and Dizzee Rascal.