Adorable Alert! Rebecca Gayheart And Billie Beatrice Go Out For Some Bday Fun!

This little one wins baby of the day award!!!

Rebecca Gayheart and her daughter, Billie Beatrice, arrived at a birthday party in Studio City, and we’re sure little Billie stole the show!

She is just sooo precious!

Check her out in some more pics below!

[Image via KLM/WENN.]