Wings: recording an existing recording and remixing it still violates the performers copyrights. Whether or not they'll find out is another question, but that doesn't make it legal.
(IIRC some musician succesfully sued a keyboard maker in the past because one of their instrument samples was based on a single-note recording of one of his performances... Don't remember the details now)
(IIRC some musician succesfully sued a keyboard maker in the past because one of their instrument samples was based on a single-note recording of one of his performances... Don't remember the details now)