• SMILES FOR MILES photo | Kourtney Kardashian

Credit: Mark Sullivan/WireImage

Published: Monday September 16, 2013 06:00 AM EDT

2013

SMILES FOR MILES

Kourtney Kardashian lavishes attention on 3½-year-old son Mason on Sunday at the DVD premiere of Thomas & Friends: King of the Railway in L.A., where she also dished on daughter Penelope's budding friendship with cousin North West.