Hollywood's Sweetest Family #Ussies

From Gwen Stefani to Hilary Duff, see which stars are having fun snapping pics with their adorable tots

BRITNEY SPEARS

Now that's sisterly support! Spears and her boys Jayden, 7, and Sean, 8, join their cousin Maddie, 6, at her mom Jamie Lynn's performance at the Los Angeles County Fair in Pomona, California. "At my sisters show!" posted Spears.