Hilary Duff: Harley Pasternak Fitness Mom!

Hilary Duff carries her adorable son Luca out of a baby class on Wednesday (November 14) in Sherman Oaks, Calif.

While walking to her car, the 25-year-old actress said “hello” to some passersby on their way inside the studio!

PHOTOS: Check out the latest pics of Hilary Duff

Hil has been working hard and looking great after losing her baby weight – and she has fitness guru Harley Pasternak to thank! A celebrity fitness trainer, Harley has developed a game called Harley Pasternak’s Hollywood Workout, where you can work out just like your favorite celebrities do! There is even a “new mom” option as part of the game! Be sure to check it out and get that body you’ve always wanted.

The next day, Hil and her hubby Mike Comrie took a flight out of LAX with baby Luca.

15+ pictures inside of Hilary Duff and Luca leaving a baby class…