Getting pregnant at 16 has its disadvantages.

Absolutely no clue what you're doing, widespread ridicule, a possible statutory rape charge (Casey Aldridge just dodged a bullet on that one) - you kids reading at home don't wanna be getting knocked up that soon, trust us.

But your body sure bounces back sooner if you're that age.

Despite giving birth to baby Maddie Briann Aldridge less than two months ago, Jamie Lynn showed no signs of it and looked every bit the average teenager as she hit up a convenience store near her Mississippi home ...

Jamie Lynn Spears: Baby #2 can't be far off.