Hilary Duff looks comfy for afternoon outing with all three of her kids in Studio City

Star Sightings: Hilary Duff Stuns in a Cream Look in NYC, Leonardo DiCaprio Enjoys a Night Out in LA

Hilary Duff Reveals 4-Year-Old Daughter Is a ‘Massive’ Harry Styles Fan

Leighton Meester & Hilary Duff Face Off in New HIMYF Clip