Question: Bill Monroe's bluegrass song Blue Moon of Kentucky was released by Elvis Presley on the B-side of his first ever single. What was that song? 
Sentence (from "Unchained Melody: The Early Years"): Unchained Melody" (originally by The Righteous Brothers) was released on a single as a B-side track with "Put a Little Holiday in Your Heart" at Target stores during the 1996 Christmas season alongside Rimes' debut album.
Relevant evidence: No