All we do is work hard, play hard, push that body, oh Heartbeat's on a roll, we're non-stop cardio We're talking, 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 beating four on the floor Yeah, I've been stepping up the mile count Got me wild and I keep wanting 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 talking, 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 saying, "Hey, why don't you tire out?" The BPM is just right Yeah, you've been running round my mind now Got me wild, I keep going tonight, tonight Tonight-ight-ight-ight-ight I keep going tonight-ight-ight-ight-ight-ight-ight Tonight, tonight, tonight, I keep going Tonight, tonight, tonight, ton— All we do is work hard, play hard, push that body, oh Heartbeat's on a roll, we're non-stop cardio We're talking, 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