The wonderful cover of "I knew you were trouble" by Lindsey Stirling, Chester See and Tyler Ward on Youtube. http://www.youtube.com/watch?v=YgTUFSOuHgQ The chords are very different to the original song. But pretty easy. Verse: G#m B E F# Chorus: E G#m F# .. (pause) .. With capo 2: Verse: F#m A D E Chorus: D F#m E