Michelle Obama danced with a turnip and knows how to #tbt. Can her savvy help her kids use social media?

Merry Christmas! pic.twitter.com/I7PDRF5fjJOn Christmas Day, the first lady shared an old photo of her husband and herself. He's rocking a sweater vest, she's in wide stripes. The young couple is embracing in front of a small Christmas tree, classic 1990s style on display for a throwback Thursday pic that was liked by 110,000 people on Instagram and retweeted by 18,000.