Grab a friend and head to a participating Starbucks store - because November 17-20 from 2-5 p.m., when you buy one holiday drink, you'll get another one of equal or lesser value for free. Take your pick of your most-loved holiday beverages, including Peppermint Mocha, new Skinny Peppermint Mocha, Caramel Brulée Latte, Gingerbread Latte and Eggnog Latte.