ATTACK OF THE BIG BEERS New to Copper, the Attack of the Big Beers comes to the resort June 24 – 25. This beer festival includes “big beers,” or those brewed with high original gravity. Many other brews from Colorado and beyond will be available for sampling. Brewers will also be competing for the Brewzilla Cup: the award for the biggest, baddest beer of the festival. Enjoy free live music!