I got the correct chords off of Alex Day's website.
Intro: F Am Dm C

FI'm (133211@1)getting married in the morning
                AmI (x02210@1)took off my engagement ring
                           DmIt (xx0231@1)was the night before my wedding
                              CThat (x32010@1)was the night we started running

FWhy (133211@1)would you need comforting?
                            AmI (x02210@1)nearly died, alone in the dark

I couldn't open my eyes
               DmAnd (xx0231@1)it made me think about what I want
           CAbout (x32010@1)who I want

F (133211@1)                             AmEverything (x02210@1)is ending, I can't believe I didn't see it sooner
            Dm (xx0231@1)                           CI (x32010@1)know that this is what I want to do even though you haven't got a clue
F (133211@1)                                  AmEverything (x02210@1)is changing, I'll have to keep you by my side tonight
    Dm (xx0231@1)             C (x32010@1)                         FAnd (133211@1)this must be why you found me, why you found me

F Am Dm C

FYou're (133211@1)not scared of anything
                AmYou (x02210@1)know I'm an alien
                       DmYou (xx0231@1)have so many empty rooms
                             CYou (x32010@1)really ought to get that seen to

FWhy (133211@1)would you need comforting?
                  Am (x02210@1)This would be too hard, why can't you open your eyes
     Dm (xx0231@1)                                     C (x32010@1)I'll think about how to stop this from going on
CCuz (x32010@1)your life doesn't make any sense

F (133211@1)                             AmEverything (x02210@1)is ending, I can't believe I didn't see it sooner
            Dm (xx0231@1)                            CI (x32010@1)know that this is what I need to do even though you haven't got a clue
F (133211@1)                                  AmEverything (x02210@1)is changing, I'll have to keep you by my side tonight
    Dm (xx0231@1)              C (x32010@1)                         FAnd (133211@1)this must be why you found me, why you found me

F (133211@1)
You're getting married in the morning (That's a long time away)
                     AmYou're (x02210@1)human, you're Amy, (This is my fairytale)
          DmListen (xx0231@1)to me, I'm nine hundred and seven (You're nine hundred and seven)
                         CDon't (x32010@1)you know what that means? (Doctor, you're sweet)

F (133211@1)                             AmEverything (x02210@1)is ending, I can't believe I didn't see it sooner
            Dm (xx0231@1)                            CI (x32010@1)know that this is what I want to do even though you haven't got a clue
F (133211@1)                                  AmEverything (x02210@1)is changing, I'll have to keep you by my side tonight
    Dm (xx0231@1)             C (x32010@1)                         FAnd (133211@1)this must be why you found me, why you found me