...Very 'Eavy ...Very 'Umble signed to that label. The album shows the band trying out various genres a mix of heavy metal and progressive rock rather than the hard rock that they would become known for on later albums. Tracks 3 and 8 were recorded as Spice songs prior to the band's renaming as Uriah Heep, and featured session player Colin Wood on keyboards. When Ken Hensley joined Spice in late 1969, the tracks were not re-recorded. The album was generally panned by the mainstream critical press upon its release, although it has since been acknowledged as an early classic of the heavy metal
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