Who was the sole constant member of Electric Light Orchestra who collaborated with Del Shannon with on the Rock On! album?
Jeff Lynne Jeffrey Lynne (born 30 December 1947) is an English songwriter, composer, arranger, singer, multi-instrumentalist and record producer who gained fame in the 1970s as the lead singer and sole constant member of Electric Light Orchestra. In 1988, under the pseudonyms Otis Wilbury and Clayton Wilbury, he co-founded the supergroup Traveling Wilburys with George Harrison, Bob Dylan, Roy Orbison and Tom Petty.
Lewis James Lewis Lyman James (July 27, 1892 - February 19, 1959) was a vocalist and among the most active of recording artists in the United States from 1917 through much of the 1930s. He was a member of The Shannon Four, The Revelers, and The Criterion Trio. He had many Top Ten hits during that time, including "My Baby Boy", "Till We Meet Again", "What'll I Do", "All Alone)" and "Pal of My Cradle Days", among others.