 Brian played the memorable slide guitar on "Rosalyn", and the Pretty Things sound of the period owes a great deal to his driving rhythm guitar playing.In December 1966, exhausted by life on the road, Pendleton quit the band suddenly while en route to a concert in Leeds, and left the music industry.Pendleton became an insurance underwriter and followed this career for over 20 years, working for Sun Alliance Insurance and later the Prudential.