Rowdytown Returns to the Rocky Mountains The Red Rocks Park and Amphitheater has invited back Big Gigantic to celebrate Rowdytown 5 with special guests: Marshmello, Kill the Noise, Illenium, Vanic, Louis the Child and Kasbo opening the shows on September 23 & 24. This will mark the fifth year that Big Gigantic has performed to a hometown Colorado crowd. It is a big honor to be welcomed back to Red Rocks for their fifth year. The music venue is one of the most historic and sonically appealing venues in country. The venue has started to minimize the bass heavy acts that perform on