During 1970 he released the solo album Mona – The Carnivorous Circus which also featured Steve Peregrin Took, John Gustafson and Paul Buckmaster, before ending his music business to concentrate on writing.
Owing to changes of personnel at Columbia, Polland's follow-up album, "Have You Heard The One About The Gas Station Attendant?" (1973), recorded in London with producer Gus Dudgeon and featuring guest appearances from Joan Armatrading, as well as several members of Elton John‘s band and renowned arranger Paul Buckmaster, was shelved.
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In 1994, Penny produced Elton John's next studio album Made in England, collaborating with lyricist Bernie Taupin, arranger Paul Buckmaster, and Sir George Martin, who wrote the string and horn section for the song "Latitude".
Written and sung by vocalist Ian Hunter, apart from the group's regular line-up, it also featured Andy Mackay of Roxy Music on tenor saxophone, Bill Price on moog, and Paul Buckmaster on cello.