Musical style shifted in the direction of progressive rock with the albums Aqualung (1971), Thick as a Brick (1972), and A Passion Play (1973), and shifted again to contemporary folk rock with Songs from the Wood (1977), Heavy Horses (1978), and Stormwatch (1979). 1 in the UK, gave the band their first commercial success, and regular tours of the UK and the US followed. After a line-up change which saw original guitarist Mick Abrahams replaced by Martin Barre, the band released a folk-tinged second album, Stand Up, in 1969. The band achieved moderate recognition in the London club scene and released their debut album, This Was, in 1968. The group has featured a succession of musicians throughout the decades, including significant contributors such as electric guitarist Martin Barre (who was the longest serving member besides Anderson) keyboardists John Evan, Dee Palmer, Peter-John Vettese and Andrew Giddings drummers Clive Bunker, Barrie 'Barriemore' Barlow and Doane Perry and bassists Glenn Cornick, Jeffrey Hammond, John Glascock, Dave Pegg and Jonathan Noyce. The group’s bandleader, founder, principal composer and only constant member is Ian Anderson, a multi-instrumentalist who mainly plays flute and acoustic guitar and is also the lead vocalist.

Initially playing blues rock and jazz fusion, the band soon incorporated elements of English folk, hard rock and classical music, forging a signature progressive rock sound. Jethro Tull are an English rock band formed in Luton, England, in 1967.

Unlikely Queen by T.L. Smith