GD & TOP is a South Korean duo formed by G-Dragon and T.O.P, the rappers of the K-pop boy band Big Bang in 2010. The release of their first album, GD & TOP (2010) was a commercial success becoming one of the best selling albums of the year in South Korea, and spawning the top-five hits "High High", "Oh Yeah", and "Knock Out" on the Gaon Digital Chart. After a five year hiatus, they released the single "Zutter", which peaked at number two on the Gaon Digital Chart.