Rachel Bilson

There's a gang of celebs getting older today! 1954 - Chris Noth (actor) - 56 1954 - Whoopi Goldberg (actress) - 56 1967 - Jimmy Kimmel (TV host) - 43 1968 - Steve Zahn (actor) - 42 1969 - Gerard Butler (actor) - 41 1981 - Rachel…

Rachel Bilson and Hayden Christensen called off their engagement back in August.  But, absence can sometimes make the heart grow fonder.  A friend of theirs told People, "They're dating again." They now couple was seen together outside…