NO PURCHASE OR PAYMENT NECESSARY TO ENTER OR WIN. A purchase will not increase your chances of winning. Open to legal US residents 18 and older. Void where prohibited. Promotion ends on December 31, 2018. Odds of winning depend on the total number of eligible entries received. For full Official Rules click here. Sponsor: Mead Johnson & Co., LLC, 2400 West Lloyd Expressway, Evansville, IN 47721.