Jamie Lynn: Baby's Got Her Body Back

8/7/2008 9:16 AM PDT BY TMZ STAFF
One of the perks of having a child at 17 is that your body bounces back to it's pre-baby weight in no time.

If it weren't for the stroller, you'd never guess that Jamie Lynn Spears was a new mom when she was spotted gettin' some grub with lil' 7-week-old Maddie Briann in Mississippi on Wednesday.

Unwed teen motherhood has its advantages.