On the other side of the Atlantic, the trend-setting group was Grand Funk Railroad, described as "the most commercially successful American heavy-metal band from 1970 until they disbanded in 1976, established the Seventies success formula: continuous touring".
På den anden side af Atlanten var den skelsættende gruppe Grand Funk Railroad, "det mest kommercielt succesfulde amerikanske heavy metal band fra 1970 og indtil de opløstes i 1976, etablerede 70'ernes succesformel: konstant turné."