Mommy Catwalk Matchup: Molly Sims vs Hilary Duff vs Kourtney Kardashian

Molly Sims, Hilary Duff & Kourtney Kardashian

Pictured: “Molly Sims (w/ son Brooks), Hilary Duff (w/ son Luca) & Kourtney Kardashian (w/ daughter Penelope)

We saw all three celebrity moms walking around Los Angeles earlier this afternoon w/ their babies in hand, so it was only natural for us to do a poll.

MORE PHOTOS FROM THE SET: