British singer/songwriter, born on July 21, 1947. His career was interrupted in 1968 because of his sickness (Tuberculosis). Stevens became a Muslim in December 23, 1977, whereupon he changed his name into Yusuf Islam.
http://catstevens.com/
http://www.onamrecords.com/myartists.php?artist=Cat%20Stevens
http://en.wikipedia.org/wiki/Cat_Stevens