PHOTOS: Stars Come Out For Rihanna's Surprise Birthday Party

Stylish pop diva Rihanna who turned 27 on the 20th of February, was treated to a star studded surprise birthday party by Roc Nation.The birthday party was attended by big names in Hollywood, including, Jay Z, Beyonce, Naomi Campell, Russell Simmons, Queen Latifa, Paris Hilton and sister Nikki, Vin Diesel amongst others. See more photos when you continue