Intro:

(Opção 1)
    A        D        F#m       E
E|-------------------------------------|
B|-------------------------------------|
G|----------2-2--22--------------------|
D|-2-2--22--0-0--00--4-4--44--2-2--22--|
A|-0-0--00-----------4-4--44--2-2--22--|
E|-------------------------------------|

(Opção 02)
    A         D       F#m      E
E|------------------------------------|
B|----------3-3--33--2-2--22--0-0-00--|
G|-2-2--22--2-2--22--2-2--22--1-1-11--|
D|-2-2--22----------------------------|
A|------------------------------------|
E|------------------------------------|

A                 D                F#m     E
You say that I'm messing with your head (yeah yeah yeah yeah)
A                D                    F#m   E
All cuz I was making out with your friend (yeah yeah yeah yeah)
A                       D         F#m     E
Love hurts whether it's right or wrong (yeah yeah yeah yeah)
A                     D              F#m     E
I can't stop cuz I'm having too much fun (yeah yeah yeah yeah)

       A                D             F#m            E
You're on your knees, begging please, stay with me
     A            D                     F#m         E
But honestly I just need to be a little crazy

A                              D
All my life I've been good, but now
 F#m                         E
I, I, I, am thinking what the hell
A                       D
All I want is to mess around
  F#m                         E
And I, I, I don't really care about
A
If you love me
D
If you hate me
F#m
You can save me
E
Baby, baby

A                      D
All my life I've been good, but now
F#m             E
Whoooooooa what the hell!

A     D     F#m      E
What? What? What the hell

So what? If I go out on a million dates? (yeah yeah yeah yeah)
You never call or listen to me anyway (yeah yeah yeah yeah)
I'd rather rage than sit around and wait all day (yeah yeah yeah yeah)
Don't get me wrong, I just need some time to play (e-yea)

You're on your knees, begging please, stay with me (?)
But honestly I just need to be a little crazy (crazy!)

All my life I've been good, but now
I, I, I, am thinking what the hell
All I want is to mess around
And I, I, I don't really care about
If you love me
If you hate me
You can save me
Baby, baby
All my life I've been good, but now
Whoooa what the hell!

La la la la la la la
whoa whoa
La la la la la la la
whoa whoa
You say that I'm messing with your head
Boy, I like messing in your bed
Yeah, I am messing with your head
And I'm messing with you in bed

All my life I've been good, but now
I, I, I, am thinking what the hell (what the hell!)
All I want is to mess around
And I, I, I don't really care about (I don't care about!)
All my life I've been good, but now
I, I, I, am thinking what the hell
All I want is to mess around
And I, I, I don't really care about (If you love me)
If you love me (you know)
If you hate me (you know)
You can save me
Baby, baby (If you love me)
All my life I've been good, but now
Whoooa what the hell!

La la la la la la la la la la
La la la la la la la la la