NO PURCHASE NECESSARY TO ENTER OR WIN A PRIZE. A PURCHASE WILL NOT IMPROVE YOUR CHANCES OF WINNING. McDonald’s Flavor Battle Sweepstakes is open to residents of the 50 U.S./D.C. who are 21 yrs. or older. To receive one (1) entry for the chance to win a one-night trip for 2 to the Flavor Battle finale on 12/17/16 in Atlanta, GA, and/or a $3 Arch Card®, vote for your favorite DJ’s at Flavorbattle.com. Round 1 voting begins at 12:00:00 p.m. ET on 11/1/16, ends at 11:59:59 a.m. ET on 11/7/16; Round II begins at 12:00:00 p.m. ET on 11/7/16, ends at 11:59:59 a.m. ET on 11/15/16; Round III begins at 12:00:00 p.m. ET on 11/15/16, ends at 11:59:59 a.m. ET on 12/6/16. Limit one vote per day. Void where prohibited. Sweepstakes is subject to Official Rules, see at FlavorBattle.com for full details. One Grand Prize, ARV: $2,000 and 1,000 $3 Arch Card® Prizes (333 in Round I, 333 in Round II and 334 in Round III). The odds of winning the Grand Prize or a Round Prize will be determined by the number of eligible entries received. Limit 1 Round Prize/person. Sponsor: McDonald's USA, LLC, Oak Brook, IL 60523.