Collin O - Multi-Day Concert Event
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Collin O - Multi-Day Concert Event is hosted by Grossen Bart Brewery in Longmont, Colorado. Use this page to confirm the date, time, and what to expect before heading out.
Multiple live concert performances by Collin O spanning several days at Grossen Bart Brewery from June 15 to June 21, 2026.
The event runs at the brewery's taproom: 1025 Delaware Ave Unit A, Longmont, Colorado. RSVPs and walk-ups vary by event — check directly with the brewery for capacity, ticketing, or food/drink purchase requirements.
Looking for more from Grossen Bart Brewery? See the brewery profile for their full beer lineup, upcoming events, and contact details.