I don't know if anyone else has noticed but there are several postings of Billy's "Roll Over" on YouTube. They're all posted by spanish-speaking people and not being fluent in the language, I may be missing something. In any case, here are the examples:
http://www.youtube.com/watch?v=bZkqbNuuYKY
http://www.youtube.com/watch?v=6AgN2xBID10
http://www.youtube.com/watch?v=W1eEm3uLZa0
Matt