Cho Hye Ri, better known by her stage name Wax, is a South Korean pop singer and musical actress. She debuted in 1998 as the lead vocalist of the rock band DOG. She released her first solo album, The Diary of Mom, in 2000. Wax made her acting debut in 2007 with the main role in the musical Fixing My Makeup, the plot of which is based on her hit song of the same name.