September Birthday Babies

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

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.