"Rolf Jacob Sartorius (born October 2, 2002), better known as Jacob Sartorius, is an American singer and internet personality and singer from Herndon, Virginia, who rose to fame via social media from posting lip-syncing videos on Musical.ly.[1] In 2016, he released his first single "Sweatshirt", which peaked at No. 90 on the US Billboard Hot 100 and No. 81 on the Canadian Hot 100." - wikipedia