On TikTok, she calls herself Fran the Hip Gram. But Marie Frances O’Brien isn’t THAT hip: She’d never even heard of the social media app until two months ago. Then her granddaughter posted a funny video of O’Brien on TikTok, and that changed everything, the News-Press reports. The Florida resident who is 93 years old knows all about TikTok. In fact, she’s become one of the app’s most unlikely stars. That first video? It’s racked up more than 7.3 million views and 1.3 million likes.