Lip Sync Fails: The Most Cringeworthy Compilation

Well, this is embarrassing. It's bad enough when a famous musician resorts to lip syncing a performance. But when something goes wrong during the lip sync attempt? That can make for some of the most cringeworthy moments in music and TV history. Here is our compilation of the most unforgettable lip sync fails we could find. Are there any we missed? Let us know in the comments.