Question: What is the name of the day that commemorates the death of someone who once hired Waylon Jennings to play bass?
Sentence (from "The Day the Music Died"): On February 3, 1959, rock and roll musicians Buddy Holly, Ritchie Valens, and J. P. "The Big Bopper" Richardson were killed in a plane crash near Clear Lake, Iowa, together with pilot Roger Peterson.
Relevant evidence: Yes