Café Americain is celebrating summer with three bashes next month. The Old Sacramento restaurant is throwing parties for Bastille Day on July 10, the grand opening of Sacramento's first "speakeasy" on July 16 and a Summer Bohemian Ball on July 17. Owners Mike and Natalya Wahba said they want to turn their champagne and caviar house at 1023 Front St. into the place for Sacramentans to revel in fine food, decadent drink and all things passionate. "It's all about passion for life, for arts, for food, for entertainment," Mike Wahba said. "That's the standard we want to set." Fire dancers, the Sacramento Opera, Corti Brothers' owner Darrell Corti and the owners of Sterling Caviar will join