...and choose any car in the aisle. on average, four out of every five rentals at national is a free upgrade. getting a full-size and paying for a mid-size? ♪ whoa, oh, whoa, whoa, lovin' every minute of it... ♪ as the boys from loverboy so eloquently noted... i'm lovin' every minute of it. go national. go like a pro. five hours north in granville, new york, 40-year-old melinda gets a different kind of workout. >> okay. take this. we're going to use our muscles. running a preschool and day care