McDonalds: 50% off Big Macs + Fries! December 1, 2011 by Crazy Coupon Mommy If you and your family like McDonalds, then today’s LivingSocial deal is for you! If you are not yet a member of LivingSocial, you can join here for free. Do this FIRST and then click the link below to go directly to the deal! Pay just $13 and receive one voucher booklet good for five Big Mac sandwiches and five large fries!