The term “young at heart” can sometimes be thrown around fairly easily, but there's probably no one more deserving of this title than baddiewinkle, an 86-year-old great-grandmother who is just as “groovy” and “rad” as any 16-year-old out there today. Almost every day, “baddie” shares images with her followers on Twitter and Instagram. And there are a lot – more than 200,000 on Twitter and more than 30,000 on Instagram.