Standard tuning.

The intro/verses are picked (with or without a pick, your choice). This is the pattern...
(throw in some hammer-ons too if you like, i think Ed does sometimes)

     C5           F5           G5           C5
e | ---------------------------------3----------------- | 
B | ---------1-----------1--------------3--------1----- | 
G | ------------0-----------2-----------------------0-- | 
D | ------2-----------3-----------------------2-------- | 
A | ---3-----------3--------------2--------3----------- | 
E | ---------------------------3----------------------- | 
     A5          F5           C5           C5
e | ---------------------3----------------------------- | 
B | ---------1--------------3---------1----------1----- | 
G | ------------2------------------------0----------0-- | 
D | ------2-----------------------2-----------2-------- | 
A | ---0--------------2--------3-----------3----------- | 
E | ---------------3----------------------------------- | 

Verse 1 (using picking pattern above)

C5          F5          G5           C5
Treat me beneath this clear night sky
    A5      G5       C5      C5
And I will lie with you
C5          F5          G5           C5
I start to feel those butterflies
A5       G5       C5      C5
When I'm next to you

Pre-Biss/Biss - Strum F5 G5 A5 A5

F5
Tell me your secrets
G5
Give me a friend
A5
Let all the good times flood in
F5
Do I love you?
G5
Do I hate you?
  A5
I can't make up my mind
         F5
So let's freefall
G5                 A5
See where we land

Verse 2 - (Repeat picking pattern, same as before)

C5              F5         G5       C5
It's been this way since we were young
      A5        G5         C5
We'll fight and then make up
C5                 F5     G5     C5
I'll breathe your air into my lungs
A5     G5     C5
When I feel your touch

Pre-Biss/Biss - Strum F5 G5 A5 A5

F5
Tell me your secrets
G5
Give me a friend
A5
Let all the good times flood in
F5
Do I love you?
G5
Do I hate you?
  A5
I can't make up my mind
         F5
So let's freefall
G5                 A5
See where we land

Bridge - Same Chords as Chorus

F5
Da da dada    | 
G5            
Da da dada    |   x2
A5           
Da da dada    | 

F5
Tell me your secrets
G5
Give me a friend
A5
Let all the good times flood in
F5
Do I love you?
G5
Do I hate you?
  A5
I can't make up my mind
         F5
So let's freefall
G5                 A5
See where we land

Outro - same as Intro/Verses

Chords-
C5 =
e | ----- | 
B | --1-- | 
G | --0-- | 
D | --2-- | 
A | --3-- | 
E | ----- | 
F5 =
e | ----- | 
B | --1-- | 
G | --2-- | 
D | --3-- | 
A | --3-- | 
E | ----- | 
G5 =
e | --3-- | 
B | --3-- | 
G | --0-- | 
D | --0-- | 
A | --2-- | 
E | --3-- | 
A5 =
e | ----- | 
B | --1-- | 
G | --2-- | 
D | --2-- | 
A | ----- | 
E | ----- |