Jerry and co-host Ed McMahon at the beginning of the MDA Telethon, 1980

Jerry at the finale of the MDA Telethon, 1980

Jerry imitating his Professor Kelp character on the MDA Telethon, 1981

Olympic gold medalist Bart Conner shows Jerry how to use the pararel bars on the telethon, 1982

A smiling Bob Newhart taking telephone pledges at the MDA Telethon, 1982

Jerry & Sam on their wedding day, February 13, 1983

Jerry & Sam on their wedding day, February 13, 1983

Jerry & Sam on their wedding day, 1983

Jerry & Sam on their wedding day, 1983

Jerry at his Friars Roast, 1986

Jerry at his Friars Roast, 1986

Jerry at his Friars Roast, 1986

Jerry and comedian Henny Youngman at his Friars Roast, 1986

Jerry and Friars Abbott Freddie Roman at his Friars Roast, 1986

Jerry and boxer Michael Spinks at his Friars Roast, 1986

Jerry and boxer Michael Spinks at his Friars Roast, 1986

Jerry hosting the MDA Telethon, 1986

Debbie Allen and Mary Hart join Jerry in a promo photo fo rLas Vegas 75th Anniversary on ABC, 1987

Jerry & Sammy Davis, Jr. at the Las Vegas 75th Anniversary Show on ABC, 1987

Jerry at the beginning of the MDA Telethon, 1987

Jerry & co-host Ed McMahon at the beginning of the MDA Telethon, 1987

Jerry & co-host Ed McMahon at the end of the MDA Telethon, 1987

Jerry, Sammy Davis, Jr. and Frank Sinatra sing together at Bally's Casino, Atlantic City, 1987

Jerry and Frank Sinatra sing together at Bally's Casino, Atlantic City, 1987

Alan King and Buddy Hackett join Jerry in some mischief at a party, 1988

Jerry and Don Rickles before the New York Friars Club Tribute to Barbara Sinatra, 1988

Jerry kids around with Sammy Davis before the New York Friars Club Tribute to Barbara Sinatra, 1988

Jerry & Sammy Davis, Jr. begin their performance at the Bally Grand together, 1988

Jerry and Sammy conclude their performance at the Bally by singing 'Rock-a-Bye Baby,' 1988

Jerry rehearses a number with the McGuire Sisters in preparation for the telethon, 1989