TMZ, the musician passed away on Oct. 11 in Illinois.His cause of death has yet to be determined, although a source told the outlet that he possibly suffered a heart attack.Rudolph and his brothers Ronald, 82, and O’Kelly formed their R&B group in the late 1950s and enjoyed massive success with tunes such as “Twist & Shout,” “This Old Heart of Mine” and “It’s Your Thing.”By 1971, the group grew to include their younger brothers Ernie and Marvin, as well as Rudolph’s brother-in-law Chris Jasper.Rudolph departed the band in 1989 to become a pastor.
