Best of 2007

Mismatched or New BFFs? The Oddest Meetups

Is Justin really hanging with K-Fed? What does the Duchess of York have in common with Rihanna? Find out. By Brian Orloff

FERGIE & STEVEN TYLER

The singers share a wild moment, going cheek-to-cheek – and almost lip-to-lip! – during a duet at Fashion Rocks in New York City in September.