Michelle Obama shares her prom photo igniting #PromChallenge to encourage student voters By Chevaz Clarke February 18, 2020 / 3:58 PM / CBS News Michelle Obama is taking us back to our prom days. In her latest social media post, the former first lady shared a throwback photo of herself on her 1980's prom night. "Throwing it back to my 1982 prom night and this pink satin, polka-dotted dress," she wrote on Instagram, accompanied by a picture of her and her date at the time (who was not former President Barack Obama). The Grammy winner wasn't just reminiscing on her senior days, she posted the photo in support of an important mission. Trending News Trump grants clemency to 11 convicts, including Rod Blagojevich Democratic debate: How to stream and watch the Nevada debate Judge in Roger Stone case says sentencing will move forward Federal judges' group calls emergency meeting over Roger Stone case This is when the major primaries and caucuses are happening "If you'..