Anna Lynne McCord keeps the birthday fun going strong on Saturday afternoon by hitting the beach in Malibu with some pals for a day of beach volleyball and swimsuit changes! McCord had a skimpy pink bikini on and she was accompanied by her two sisters, Angel and Rachel.

many more photoso of gorgeous Anna Lynne McCord below..

So where is her sweetie, Kellan Lutz , the Twilight hunk?