Ch-ch-check out our exclusive clip (above)!
Jane Fonda has always looked good, and considering that she's been in Hollywood for over 50 years, she knows a thing or two about staying fit!
In 1982, the Monster-in-Law actress released her first fitness tape, which she later turned into a famed workout.
Miz Fonda has starred in over 20 exercise videos, and because she's just that AH-MAYZING, she details out the time that she was asked to be NatGeo's The '80s: The Decade That Made Us.
Ch-ch-check out the clip (above) for a sneak peek!!