Selby was born on May 3, 1997,[1] in Brooklyn, New York.[2][3] He is of Afro-Barbadian and African American descent,[4] and is the grandson of blues musician Sidney "Guitar Crusher" Selby. He grew up in the Louis Armstrong housing projects in the Bedford–Stuyvesant neighborhood.[5] He began practicing vocals at school choir and church. At the age of 14, after being shot, he embarked on his music career.[6][7]