Liev Schreiber & Naomi Watts Come Together To Celebrate Their Son's Birthday

The term "co-parenting" has been around for a long time, but recently it seems we've been reading about celebrity couples setting aside their differences in the interests of their children more and more often. Just recently, Kourtney Kardashian and Scott Disick took their kids on vacation, and Ben Affleck announced that he went to rehab so that he could be a better father and co-parent with Jennifer Garner. Now, Liev Schreiber and Naomi Watts are joining the list of famous co-parenting...