In purportedly the first photo of Spears's 8-month-old, the pop star and her two boys make a splash during their Hawaiian getaway. Plus: Jake Gyllenhaal, Kate Bosworth and more

FINGER LICKIN' GOOD

Rihanna has her cake at a CD signing for her album Good Girl Gone Bad at the Hard Rock Café in Universal City, Calif., on Wednesday. Though she indulged, the singer told PEOPLE recently, "I like carbs but at the end of the day, carbs are the enemy."