My selection features a great voice/skilled singer who fully "180 degrees" missed the point of the song. The song is "Pretty Women", from Stephen Sondheim’s musical "Sweeney Todd". It is about lust and the singer’s desire to kill and eat the girls he’s ogling. The original was sung (very effectively) by Len Cariou, who has no voice at all. Here’s how you butcher a song:
https://m.youtube.com/watch?v=876_HQr4ePE
https://m.youtube.com/watch?v=876_HQr4ePE