If you’re the type that books your summer vacation around SF Chefs week, pull out your smart phones. The weeklong celebrity-chef festival that takes over Union Square and a good part of San Francisco real estate has announced the date for its fifth annual edition. The culinary happenings will take place from July 28-August 4th and feature dinners, demos, classes and grand tastings, including a brunch-themed Sunday event on August 4th featuring decadent breakfast bites, brunch cocktails and Bloody Mary stations. Get the complete line-up of participating chefs and events online. We’ll keep you posted on when tickets go on sale and about the slew of preview events that will be leading up to the summer celebration.