Question: The Simpsons episode "Moaning Lisa" and "The Simpsons Sing the Blues" were both released what year?
Sentence (from "The Simpsons Sing the Blues"): The album contains originally recorded music not featured in the series save for the first verse of the track "Moaning Lisa Blues" which was first featured in the episode "Moaning Lisa", which aired in the United States on February 11, 1990.
Relevant evidence: No