Question: A verse in the Billy Joel song "The Entertainer" references the shortening of another Joel song that was released in what year?
Facts:
The Entertainer (song) reference the shortening of Joel's song, "Piano Man", from 5 minutes and 38 seconds to 3 minutes and 5 seconds to fit a radio slot,
Piano Man (song) is released on November 2, 1973
Answer: 1973