Swedish drummer known for his work with the rock band The Hives. His albums with the group include Veni Vidi Vicious, The Black and White Album, and Tyrannosaurus Hives.
Before playing with The Hives, he was in the punk band Bad Dreams Always.
He became known for setting up his drum kit in a way that made it appear much smaller than its contents.
He was born Christian Gahn in Fagersta, Sweden.
He was influenced by the work of Beatles' drummer Ringo Starr.