All we do is work hard, play hard, push that body, oh Heartbeat's on a roll, we're non-stop cardio We're talkin', can't stop, won't stop, hustle 'til the morn' Heartbeat's on a roll, we're non-stop cardio They're saying, "Hey, you should be tired now" Heart beatin' four on the floor Yeah, I've been steppin' up the mile count Got me wild and I keep wantin' more All we do is work hard, play hard, push that body, oh Heartbeat's on a roll, we're non-stop cardio We're talkin', can't stop, won't stop, hustle 'til the morn' Heartbeat's on a roll, we're non-stop cardio Push that body, oh Heartbeat's on a roll, we're non-stop cardio Hustle 'til the morn' Heartbeat's on a roll, we're non-stop cardio Cardio, cardio, cardio, cardio, cardio Non-stop cardio They're sayin', "Hey, why don't you tire out?" The BPM is just right Yeah, you've been runnin' 'round my mind now Got me wild, I keep goin' tonight, tonight Tonight-ight-ight-ight-ight I keep goin' tonight-ight-ight-ight-ight-ight-ight Tonight, tonight, tonight, I keep goin', tonight All we do is work hard, play hard, push that body, oh Heartbeat's on a roll, we're non-stop cardio We're talkin', can't stop, won't stop, hustle 'til the morn Heartbeat's on a roll, we're non-stop cardio Cardio, cardio, cardio, cardio Non-stop cardio Cardio, cardio, cardio, cardio Non-stop cardio