Obama didn’t post the picture to remind us of her timeless beauty, though.
Instead, she shared the picture on Instagram to promote an important cause: voter registration.
Learn more at prom.mtv.com.
you could also help me spread the word by posting your prom photo with #PromChallenge."
This group is also the most diverse voting group in history, with 45 percent nonwhite voters.
In 2016, 139 million people voted.
