Question: Who are the duo from the show "Britain's Got Talent" that recorded the song composed by Franz Xaver on their second studio album?
Sentence (from "The Christmas Album (Richard &amp; Adam album)"): The Christmas Album is the second studio album by Welsh operatic duo Richard & Adam, who first rose to fame on the seventh series of the ITV talent show "Britain's Got Talent" in 2013, on which they finished third.
Relevant evidence: Yes