Two days, 160 chefs, a gazillion wines to taste... If you have tickets for Chicago Gourmet this weekend, here's something else you'll want: Bon Appetit's app for iPhone and Android. It's got the full schedule of events, the ability to create a personalized schedule based on what you want to check out, a collection of "Tasting Tours" by theme, and a full festival map. It's free for download here for iPhone and here for Android. And if you don't have tickets yet... go here.