Fat Bottom Brewing and other industry-leading breweries are hosting Collaboration Nation, a collective brewing effort featuring limited-edition beers, on May 1, 2018, from 7:00pm to 10:00pm at Cambria Nashville Downtown. The release party will kick off the 2018 Craft Brewers Conference. Attendees can purchase one-of-a-kind brews from each participating brewery. Admission is free and open to the public. A portion of proceeds will be donated to each brewery’s charity of choice.