My heartbeat My heartbeat Should have known better, better You hang around Only call me when you feel down And it's not for me All I seem to do is disagree You hang around Only call me when you feel down And you disagree All I know is you're enough for me My heartbeat Should have known better So I wrote it in a love My heartbeat Should have known better, better So I wrote it in a love My heartbeat Should have known better So I wrote it in a love My heartbeat Should have known better, better So I wrote it in a love So S.O.S. it's time you give me your best guess S.O.S. can't believe you left me in this mess S.O.S. it's time you give me your best guess S.O.S. can't believe you left me in this mess My heartbeat Should have known better So I wrote it in a love letter My heartbeat Should have known better So I wrote it in a love letter Should have known better My heartbeat Should have known better So I wrote it in a love My heartbeat Should have known better, better So I wrote it in a love (S.O.S.) My heartbeat Should have known better (S.O.S.) So I wrote it in a love (S.O.S.) My heartbeat Should have known better, better (S.O.S.) So I wrote it in a love (S.O.S.) My heartbeat (S.O.S., S.O.S.) My heartbeat Should have know better (S.O.S.) In a love letter My Heartbeat So I wrote it My heartbeat So I wrote it