Star Couples: Should They Marry?

They're inseparable, and so in love. So should Brad & Angelina and 10 other pairs make it official? Vote! By Serena Kappes and Marla Lehner

NICOLE & KEITH

Things seem to be getting serious for the fellow Aussies, both 38: Since November, Kidman has sported a diamond on her left ring finger, and the couple spent Thanksgiving and Christmas together at Urban's Nashville home.