Grand Funk Railroad is an American hard rock band that formed in 1969 in Flint, Michigan, United States. Known for iconic rock hits such as the number ones "We're An American Band" and "The Loco-Motion", the band initially consisted of Mark Farner (vocals, guitar), Mel Schacher (bass) and Don Brewer (drums), with Craig Frost (keyboards) joining in 1972. During their career, the group has released 14 studio albums and their career sales total over 25 million records sold, including 10 million records sold in 1970 alone.