She butchered it. I'm open to guests, and I'll defend Mick's choices...even when it doesn't make sense ....ie, when the guests doesn't seem to even be a fan. But this was ridiculous, and she didn't even seem to know the song. I mean, if you're going to accept an invitation from the Rolling @#$%& Stones, learn the words to the damn song. Guys I know and at work are always going on about Gwen Stefani, and I just don't get it.