I personally think this is like a follow up from "Heartbreak girl" and they are trying to get the girl that is with this lad when he is cheating on her, lieing and all other stuff so they can be together when they say "When you change your mind I'll be waiting
'Cause I'm better than him
Just saying" they are basically saying they know they can treat her better and when she changes her mind they will till be there
I personally think this is like a follow up from "Heartbreak girl" and they are trying to get the girl that is with this lad when he is cheating on her, lieing and all other stuff so they can be together when they say "When you change your mind I'll be waiting 'Cause I'm better than him Just saying" they are basically saying they know they can treat her better and when she changes her mind they will till be there