sunglasses Jennifer Garner skirt Brentwood Country Mart

Looking more like a school teacher than a hip Hollywood mom, Jennifer Garner ran errands at Brentwood Country Mart on Wednesday in a rather uninspiring black getup.

Ben Affleck has been busy with some local re-shoots for the upcoming flick Gone Girl, and there was a rumor floating around that Jen was a bit worried about the onscreen chemistry between her hubby and Emily Ratajkowski, who plays his lover. (If her name sounds familiar, it is -- she's the hot naked chick in Robin Thicke's infamous "Blurred Lines" video).

Last month Ben and Jen were photographed leaving a couples therapy session in Los Angeles, so we're wondering if any of that came up during their appointment. And you have to wonder how Jen feels about the smokin' hot Gal Gadot being cast as Wonder Woman in the new Batman reboot...