Jerry Butler may not have the name recognition of Otis Redding or The Black Keys, both of whom have recorded his songs. But the 72- year-old soul singer had a string of hits in the 60s and 70s and has recorded over 50 albums. He’ll make a rare appearance in San Diego this weekend for two performances. KPBS arts reporter Angela Carone has this profile of the Rock and Roll Hall of Famer, known as "The Iceman."