Who is  best known as songwriter, lead singer, and guitarist in the rock band the Moody Blues, Justin Hayward  or Joel Madden?
Justin Hayward Justin David Hayward (born 14 October 1946) is an English musician, best known as songwriter, lead singer, and guitarist in the rock band the Moody Blues.
Scott McKenzie Scott McKenzie (born Philip Wallach Blondheim III; January 10, 1939 – August 18, 2012) was an American singer and songwriter. He was best known for his 1967 hit single and generational anthem, "San Francisco (Be Sure to Wear Flowers in Your Hair)".