Sasan Yafteh (Persian: ساسان یافته‎; born 11 November 1988), better known by his stage name, Sasy (Persian: ساسی‎), formerly known as Sasy Mankan (Persian: ساسی مانکن‎), is an Iranian pop singer-songwriter from Ahvaz.[1] Reuters has described him as one of Iran's most popular underground singers.[2] Sasy's hit song "Gentleman" has over 100 million plays on Persian music station Radio Javan.