September Birthday Babies

Ava Phillippe! Romeo Beckham! Valentina Pinault! See which celeb kid is catching the birthday spirit this month

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DANNIELYNN BIRKHEAD

Anna Nicole Smith's daughter Dannielynn, who celebrates her fifth birthday on Sept. 7, rocks a tie-dye shirt and big grin on the red carpet with dad Larry Birkhead in Sherman Oaks, Calif., on June 11.