Uriah Heep (band) so that's how we decided to shape it," Box recalled. Gerry Bron brought in session player Colin Wood, followed by Ken Hensley, a former colleague of Newton in the Gods, who was then playing guitar in Toe Fat. "I saw a lot of potential in the group to do something very different," remembered Hensley. Their 1970 debut album, "…Very 'Eavy …Very 'Umble" (released as "Uriah Heep" in the United States), introduced Hensley's heavy organ and guitar-driven sound, with David Byron's theatrical, dynamic vocals soaring above thunderous sonic backgrounds, although acoustic and jazz elements also featured in the mix. The album's
Heavy metal music cruder sound, Grand Funk Railroad, played the Atlanta Pop Festival. That same month, another Cream-rooted trio led by Leslie West released "Mountain", an album filled with heavy blues rock guitar and roaring vocals. In August, the group—now itself dubbed Mountain—played an hour-long set at the Woodstock Festival, exposing the crowd of 300,000 people to the emerging sound of heavy metal. Mountain's proto-metal or early heavy metal hit song "Mississippi Queen" from the album "Climbing!" is especially credited with paving the way for heavy metal and was one of the first heavy guitar songs to receive regular play on radio. In