Most Talked-About Couples

Some are hush-hush, some surprise us, and others are just hot, hot, hot. Take a peek at the most fascinating celebrity duos.

ON THE DOWN-LOW

They've been spotted vacationing together in Saint-Tropez and even made a romantic video for his song "'03 Bonnie & Clyde," but Jay-Z and Beyoncé Knowles (in New York in September) have never been ones to talk publicly about their relationship. "I don't say if he's my boyfriend or not," the coy singer told PEOPLE about the hip-hopper in October.