Mannheim Steamroller is an American Neoclassical new-age music group founded by Chip Davis, that is known primarily for its Fresh Aire series of albums, which blend classical music with elements of new age and rock, and for its modern recordings of Christmas music. The group has sold 28 million albums in the U.S. alone. Mannheim Steamroller began as an alias for record producer and composer Chip Davis. The name "Mannheim Steamroller" comes from an 18th-century German musical technique, Mannheim roller (German: Mannheimer Walze), a crescendo passage having a rising melodic line over an ostinato bass line, popularized by the Mannheim school of composition. Before the fame of Steamroller, Davis had been best known for collaborating with his friend Bill Fries on the songs of the country music character "C.