Shane Michael Boose (born July 5, 2005), known professionally as sombr (stylized in all lowercase), is an American singer, songwriter and producer. He released his debut single "Nothing Left to Say" in 2021 and his first extended play (EP), In Another Life, in 2023, through Warner Records and his own imprint SMB. In 2025, Sombr's singles "Back to Friends" and "Undressed" gained virality on the video-sharing app TikTok and became... see more