Devon Lee Carlson is a social media sensation and fashionista who gained popularity through her YouTube vlogging sister, Sydney Carlson. Together, they co-founded the iPhone design company Wildflower Cases. Her influence in fashion was recognized with a GQ spread in February 2019. Devon opened her Twitter account in February 2011 with the tweet "HANGING OUT WITH MY SISTER!!!!" and has since amassed more than 1.5 million followers on her personal Instagram account. She is celebrated as a style icon, known for her unique take on Y2K fashion and her colorful, fun clothing choices.