Posted on Fri Aug 24th, 2012 11:35am PDT
Jennifer Garner is showing off what hard work at the gym can do to a body!
After her early morning workout, Ben Affleck's wifey then ran errands with adorable son Samuel.
While mommy was dressed in black spandex, tennis shoes and a green jacket, her little guy looked comfy in a sleeper.
This is a mama on a mission!
SEE THE GALLERY Jennifer Garner Takes Son Samuel On An Errand Run
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