I've never been a smoker But the nicotine is helping me forget My body isn't over The way you used to make me feel, I bet You've been out with other people Taking them to places we called ours It's breaking my heart To think that you've been Kissing strangers It's strange behavior I know I have no right But I'm just not alright You've been kissing strangers I can't help but hate her But I know that you're not mine So I guess kissing stragers is fine I hate to admit My mind's full of jealousy And I hate that you seem so Happy without me (ooh) Without me (ah) You've been out with other people Taking them to the places we called ours You're even growing her flowers (mhm) And I know that you've been Kissing strangers It's strange behavior I know I have no right But I'm just not alright You've been kissing strangers, I can't help but hate her But I know that you're not mine So I guess kissing strangers is fine I won't let you know I know You going around Trying to keep it a secret from me You've never been the one to know How to be subtle Posting those pictures you knew I would see Kissing strangers It's strange behavior I know I have no right But I'm just not alright Kissing strangers It's strange behavior Why would you kiss her lips When you could be kissing mine You should be kissing mine Kissing stragers is fine Cause' kissing strangers is fine