I don't have the snippet but this might might explain a little bit for you and why Adam can sing classical or operatic songs. Both Bohemian Rhapsody and WWTLF are not easy songs to sing as well as others in their catalogue without having that kind of training that Adam has had and that is why he is singing with Queen today, because he can sing everyone of their songs with no trouble.
Mercury had ideas for a ludicrously epic track. Producer Roy Thomas Baker, who had worked with Queen on their music up to this point, has told the story of the first time he heard "Bohemian Rhapsody": "Freddie was sitting in his apartment, and he said, 'I've got this idea for a song.' So he started playing it on the piano. . . . Then he suddenly stopped and said, 'Now, dears, this is where the opera section comes in.'" From the opening ballad section, the song soared into operetta form, then into battering rock & roll, finally back to a ballad.
Read more:
http://www.rollingstone.com/music/news/ ... -rhapsody-
