It's all part of a giveaway McDonald's is hosting on Sunday. Customers can get one free vanilla cone after they download the McDonald's mobile app.
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Among those who redeem the offer, one will be chosen for the big prize.
"One guest -- and one guest only -- will receive a special 'Golden Arches Cone,' an exclusive, limited edition cone that entitles the winner to McDonald's soft serve for life," the fast food chain explained on its site.
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For a chance to win the Golden Arches Cone, you must get your free vanilla cone between 2 p.m. and 5 p.m. local time at a participating restaurant on Sunday.
See McDonald's website for more details.