- Robin Leonard Trower (born 9 March 1945) is an English rock guitarist and vocalist who achieved success with Procol Harum during the 1960s, and then again as the bandleader of his own power trio.
- Procol Harum are a British rock band formed in 1967.
- They contributed to the development of progressive rock, and by extension, symphonic rock.
- Their best-known recording is their 1967 single "A Whiter Shade of Pale".
- Although noted for its baroque and classical influence, Procol Harum's music also embraces the blues, R&B and soul. (From Wikipedia.com)