3 Lessons On How To Become A Viral Brand In 4 Short Years — Billie Eilish is an 18-year old pop star who’s grown a 52.9 million fan base within 4 short years. I think Billie’s the perfect case study of what to do when creating a new brand, especially if you’re launching your small business in current times. Between 2017 and 2018, Billie…