Lady Gaga, having already conquered the world of jazz standards, might be turning to disco next. Mother Monster posted an Instagram video of her feet on the dashboard of a car cruising down a highway with the caption “Off to work! ??👠.” Innocuous, right? Except in the background you can hear what sounds a lot to the SPIN staff like a Gaga cover of the Andrea True Connection’s 1976 hit “More, More, More.” Very, very interesting…