Tegan Joshua Anthony Chambers, known professionally as Sleepy Hallow, is a Jamaican-born American rapper, singer and songwriter. Originally from Jamaica, Chambers grew up in the Flatbush section of Brooklyn alongside frequent collaborator Sheff G.
In 2018, he had his first breakthrough viral single with "Flows", which also featured Sheff G. In August 2020, his single "Deep End Freestyle" featuring Fousheé was certified platinum by the RIAA. In August 2021, his single "2055" peaked at number 53 on the Billboard Hot 100, becoming his highest-charting song. He is currently signed to Winners Circle Entertainment and RCA Records.