Paris Hilton and Jessica Alba stepped out last night to celebrate the First Ladies of Africa Health Summit, which drew the wives of African heads of state together to try and collectively solve issues plaguing the continent. Paris seemed to have taken a particular liking to the First Lady of Cameroon, Chantal Biya, while Jess mingled with other celebs like Naomi Campbell and Kristen Davis. It wasn't an Earth Day celebration, but Paris and Jessica were doing their part to bring attention to another of the world's important causes.
To see more from the bash, including Billy Zane, just
Images include: Jessica Alba, Kristin Davis, Paris Hilton, Naomi Campbell, Billy Zane
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