This is not 100% accurate but it sounds good to me, so it's worth a try (:
Bm, A, G throughout the whole song.
Verse 1
[Bm] [A]
Rule number one, is that you gotta have fun,
[G]
But baby when you're done, you gotta be the first to run
[Bm] [A]
Rule number two, just don't get attached to,
[G]
Somebody you could lose
So le-let me tell you
Chorus
[Bm]
This is how to be a heartbreaker
[A]
Boys they like a little danger
[G]
We'll get him falling for a stranger, a player
Singing I lo-lo-love you
[Bm]
How to be a heartbreaker
[A]
Boys they like the look of danger
[G]
We'll get him falling for a stranger, a player
Singing I lo-lo-love you
At least I think I do!
[Bm] [A] [G]
Cause I lo-lo-lo-love you.
Verse 2
[Bm] [A]
Rule number three, wear your heart on your cheek
[G]
But never on your sleeve, unless you wanna taste defeat
[Bm] [A]
Rule number four, gotta be looking pure
[G]
Kiss him goodbye at the door and leave him wanting more-more
Chorus
[Bm]
This is how to be a heartbreaker
[A]
Boys they like a little danger
[G]
We'll get him falling for a stranger, a player
Singing I lo-lo-love you
[Bm]
How to be a heartbreaker
[A]
Boys they like the look of danger
[G]
We'll get him falling for a stranger, a player
Singing I lo-lo-love you
At least I think I do!
[Bm] [A] [G]
Cause I lo-lo-lo-love you.
Bridge
[Bm] [A] [G]
Girls, we do, whatever it will take
[Bm]
Cause girls don't want, we don't want our hearts to break
[A] [G]
In two, so it's better to be fake
[Bm]
Can't risk losing love again babe.
Chorus
[Bm]
This is how to be a heartbreaker
[A]
Boys they like a little danger
[G]
We'll get him falling for a stranger, a player
Singing I lo-lo-love you
[Bm]
How to be a heartbreaker
[A]
Boys they like the look of danger
[G]
We'll get him falling for a stranger, a player
Singing I lo-lo-love you
[Bm] [A] [G]
Cause I lo-lo-lo-love you.
At least I think I do!