"Banjo Thing" (also known as "Banjo Thing! (Yeepeekayeah Muthafuckas)") is a song by the Danish dance-pop duo Infernal, which features former Infernal member Søren Haahr, as Red$tar, on vocals. It was released in 2003 in Denmark as the first single from their 2004 album From Paris to Berlin. The song samples the 1994 techno song "Swamp Thing" by English group the Grid.[1]