Dino, Desi, &amp; Billy

Dino, Desi, &amp; Billy was an American pop band formed in Los Angeles, California, United States, by Dean Paul "Dino" Martin (son of entertainer Dean Martin), Desi Arnaz Jr (son of actors Desi Arnaz and Lucille Ball) and Billy Hinsche. 
Dean Paul Martin was fighting in the Air Force on March the 21st 1987, when his airplane crashed, killing him at age 35 years old.
Billy Hinsche died after a short battle with lung cancer on November the 20th 2021, at the age of 70 years old. His mother, Celia Hinsche, also died on the same day.