Prepare to be blown away as Mammoth NW brings KOO KOO to the Hawthorne Theatre on Saturday, September 6th, 2025, at 1:00 PM! This all-ages event promises an unforgettable experience filled with electrifying performances and vibrant energy. And, for the 21+ crowd, the bar is open—just don’t forget your valid ID. Remember, once you snag your tickets, they’re yours—no refunds or exchanges allowed. Need special assistance? Don’t hesitate to reach out for ADA accommodations. Get ready for a wild ride in Portland’s most eclectic venue!