Star Tracks - Monday, May 22, 2006

Jennifer Aniston plays it cool on press day. Plus: Halle Berry, Jessica Simpson and more

HOG WILD

Keith Urban gets his motor running at the 3rd Annual Academy of Country Music Celebrity Motorcycle Ride in Las Vegas on Sunday. The Aussie singer – and Nicole Kidman's fiancé – takes the stage Tuesday at the ACM Awards, where he's a top male vocalist nominee.