American folk revival of the 1960s, and thus as a matter of usage some writers refer to "rock fiddle" when discussing playing by classically trained musicians who join rock bands and thus import classical style rather than fiddle style into their playing. Rock is itself highly varied and violin is used in some forms more than others, notably art rock, British folk rock such as Fairport Convention, Southern rock, in a different manner more reminiscent of American fiddle styles. Instrumentation Rock violinists often use solid body electric violins to reduce feedback. Rock is an international phenomenon, and rock violin is consequently influenced by cross fertilization from rock players such as Ashley MacIsaac Nevertheless, American rockers continue to experiment. For instance, eclectic rocker Natalie Stovall, a graduate of Berklee School of Music, covers Led Zeppelin, AC/DC, Michael Jackson, Lenny Kravitz, The White Stripes, Lynyrd Skynyrd, Jimi Hendrix, all the while alternating between standard rock vocals and fiddle/violin riffs. Violin orchestration in art rock As lead instrument Progressive rock, or art rock, moves beyond established means by experimenting with different instruments, including violin. From the mid-1960s The Left Banke, The Beatles, The Rolling Stones and The Beach Boys, had pioneered the inclusion of harpsichords, wind and string sections on their recordings to produce a form of Baroque rock and can be heard in singles like Procol Harum's "A Whiter Shade of Pale" (1967), with its Bach inspired introduction. The Moody Blues used a full orchestra on their album Days of Future Passed (1967) and subsequently created orchestral sounds with synthesisers and the mellotron. Classical orchestration, keyboards and synthesisers were a frequent edition to the established rock format of guitars, bass and drums in subsequent progressive rock. Notable proponents Papa John Creach Papa John Creach played with Jefferson Airplane, Jefferson Starship, and Hot Tuna. He played in a style more closely approaching true fiddle as opposed to violinistic style. He is reputed to have started playing as early as 1935 before joining Chicago's Chocolate Music Bars. Sugarcane Harris Sugarcane Harris played with John Mayall Bluesbreakers, Frank Zappa's Mothers of Invention and later fronted Pure Food and Drug Act. Other credits include John Lee Hooker: Folk Blues – 1959, Little Richard: Little Richard is Back – 1964 and with Johnny Otis. Mahavishnu Orchestra 1970 Jerry Goodman played violin with jazz-rock fusion pioneer John McLaughlin, first on McLaughlin's third solo album and thereafter with the