Nicole Richie: In Cold Blood

12/18/2008 2:45 PM PST BY TMZ STAFF
Here's party girl turned soccer mom Nicole Richie (left) out and about in L.A. on Wednesday -- and "Breakfast at Tiffany's" and "In Cold Blood" author Truman Capote (right) back in the day.

One of them is dating Joel Madden.

We're just sayin'.