Medley looks back on "Unchained Melody" and "You've Lost That Lovin' Feelin'" - his huge hits from the '60s that were later revived in movies.
Toto's keyboard player explains the true meaning of "Africa" and talks about working on the Thriller album.
Webb talks about his classic songs "By the Time I Get to Phoenix," "Wichita Lineman" and "MacArthur Park."
Soul music legend Bill Withers on how life experience and the company you keep leads to classic songs like "Lean On Me."
Rupert crafted hits for Tina Turner, Howard Jones and The Fixx.
When he joined Guns N' Roses in 1990, Matt helped them craft an orchestral sound; his mezzo fortes and pianissimos are all over "November Rain."