Question: Why did the composer of song Black And Blue (Fats Waller Song) die?
Sentence (from "Black and Blue (Fats Waller song)"): The song is also featured in the prologue of Ralph Ellison's novel "Invisible Man" (1952) as its protagonist, while hiding underground, listens to the song being played very loudly and descends into a dream regarding "the blackness of Blackness," all after smoking a marijuana cigarette.
Relevant evidence: No