Amber Denise Streeter, better known by her stage name Sevyn Streeter, formerly as Se7en when she was part of RichGirl and formerly as Ambee Streeter when she was part of TG4, is an American recording artist and singer–songwriter.Amber Denise Streeter (born July 7, 1986),[1] known by her stage name Sevyn Streeter, is an American recording artist and singer–songwriter, best known for being a member of the girl groups TG4 and RichGirl where she was known as Se7en. In 2012, she changed her stage name to Sevyn Streeter. She has written songs for artists such as Chris Brown, Brandy, Kelly Rowland, Alicia Keys, Fantasia, Ariana Grande, and Tamar Braxton. Currently signed to Atlantic Records, her debut EP entitled Call Me Crazy, But... was released on December 3, 2013