question archive McDonald s once ran a promotion that whenever St
Subject:StatisticsPrice: Bought3
McDonald s once ran a promotion that whenever St. Louis Cardinal s slugger Mark McGwire hit a home run into the upper deck at Busch Stadium, McDonald s gave anyone with a ticket to that day s game a free Big Mac. If holders of ticket stubs have to stand in line for 10 minutes, is the Big Mac really "free"?