If you were watching the Grammy's Sunday night on CBS, chances are you saw walking computers and boots that light up in the dark. You might have also caught Hunter Hayes and his performance of his new single.

If you caught the introduction of the song by the host LL Cool J, you probably noticed that he wanted to draw specific attention to the words of the song.

It was quite a performance. It's quite a song.  Look it over.  Closer.  Here!