Sarah Yeeun Lee (born May 25, 1995), known professionally as Rei Ami (pronounced RAY-AH-mee), is a South Korean singer and rapper. Initially presenting a rap sound, she released her debut studio album, Foil, and later rose to prominence with the song "Freak" with Sub Urban in 2020, which gained virality on TikTok. She is also known for providing the singing voice for the character Zoey in the film KPop Demon Hunters. "Golden", one of the songs she co-performed for the film, topped the Billboard Hot 100, as well as charts in several other countries.