OK Go is a rock band originally from Chicago, Illinois, now residing in Los Angeles. The band is composed of Damian Kulash (lead vocals and guitar (rhythm guitar)), Tim Nordwind (bass guitar and vocals (backing vocalist)), Dan Konopka (drums (drumkit) and percussion) and Andy Ross (guitar (lead guitar), keyboards (Keyboard instrument) and vocals (backing vocals)), who joined them in 2005, replacing Andy Duncan (Andy Duncan (musician)).

The original members formed as OK Go in 1998 and released two studio albums before Duncans departure. The bands video for "Here It Goes Again" won a Grammy Award (Grammy Awards) for "Best Short-Form Music Video" in 2007.