Shane Michael Boose (New York City, July 5, 2005.) better known as his stage name sombr, is a singer-songwriter, producer, and multi-instrumentalist. Shane told 1883magazine that he adopted his stage name after releasing his debut single in 2021, "Nothing Left to Say" which reflects the initials of his name as an acronym. Released on June 15, 2022, sombr's first single to blow up was "caroline", boasting an upwards of 30 million streams today. Due to his platform on TikTok, he has grown a large attraction of Gen Z fans. In 2025, after the releases of "back to friends," "undressed," and "12 to 12," sombr gained considerable popularity on social media such as TikTok after the aforementioned singles went viral, earning his first appearances on charts of recognized music in the United States.