LET THEM EAT CUPCAKES!

Prince George, Prince Louis and Princess Charlotte help Duchess Kate whip up dessert.

Cardiff, Wales, June 5

Royal pastry chefs in the making! PRINCE GEORGE, 8, PRINCE LOUIS, 4, and PRINCESS CHARLOTTE, 7, help mom KATE MIDDLETON bake cupcakes for a Platinum Jubilee party celebrating the queen’s 70-year reign.