Marvin Isley, one of the brothers was 56

Marvin Isley was the youngest member of the Isley Brothers — he came along in 1973 after his brothers had been performing since 1954. He died Sunday in Chicago of complications from diabetes. The Isley Brothers have been in the Rock and Roll Hall of Fame since 1992. A brief stop at Motown's Tamla Records led to a collaboration with Holland, Dozier and Holland:

Isley Brothers stat: Jimi Hendrix played guitar for the group's band in 1964.