Elizabeth Banks Plays Peek-a-Boo with Son Magnus!

Elizabeth Banks peeks at her baby boy Magnus while out for a walk on Sunday (September 8) in Studio City, Calif.

The 39-year-old Hunger Games: Catching Fire actress and her almost one-year-old son were joined by husband and dad Max, and older son Felix, 2, for a trip to the Farmer’s Market.

PHOTOS: Check out the latest pics of Elizabeth Banks

“Pro Tip #83: little kids can’t get enough of Mumford & Sons. Put it on and they immediately start hopping & bopping,” Elizabeth tweeted the day before.

Last month, Elizabeth donned different outfits while filming scenes for her upcoming movie Love & Mercy.

Be sure to check out Elizabeth as Effie Trinket in The Hunger Games: Catching Fire, in theaters November 22!

FYI: Elizabeth is using her aden + anais elephant swaddle.

15+ pictures inside of Elizabeth Banks and her boys at the Farmer’s Market…