Chords:
C|-----------| {x 3 2 0 1 0}
Fsus2-------{x x 3 0 1 1}
Am7---------{x 0 2 0 1 0}


Intro:
(C Fsus2) - 4 times

Verse 1:
 C               Fsus2
    I feel better,
 C               Fsus2       (C)-
    I feel better now you've gone
-C               Fsus2
    I got better, 
 C               Fsus2   (Am7)-
    I got better, I got strong

         - Am7 -
    And I feel better,
         - Am7 -                     (Fsus2)-
    I feel better now there's nothing wrong
         - Fsus2 -
    I got better,
         - Fsus2 -        (C)-
    I got better, I got strong

Instrumental 1:
- C Fsus2 C Fsus2

Verse 2:
 C                   Fsus2
    Tell me something,
 C                   Fsus2     (C)-
    Tell me something I don't know
-C                   Fsus2
    Tell me one thing,
 C                   Fsus2      (Am7)-
    Tell me one thing and let it go

         - Am7 -
    I've got something,
         - Am7 -              (Fsus2)-
    I've got something heaven knows
         - Fsus2 -
    I got something,
         - Fsus2 -           (C)-
    I got something I don't know

Instrumental 2:
C Fsus2 C Fsus2
C Fsus2 C C
Am7 Am7
Fsus2 Fsus2

C Fsus2 C Fsus2
C Fsus2 C C
Am7 Am7
Fsus2 Fsus2

C - last 1 strum.
======================================================

P.S.
If you have second guitar you can play the whole song repeating this -
OR you can play intro like this with 1 guitar -                                     
     C                     Fsus2
E|----------------------------------------------------|
B|---------1-----1-----3-----1-----0/1----------------|
G|------0-----0-----0-----0-----0---------------------|
D|----------------------------------------------------|
A|---3------------------------------------------------|
E|----------------------------------------------------|