Be there to see Tequila Blues Festival: Los Lonely Boys, Eric Gales, & Harper O'Neill at Red Rocks Amphitheatre in Morrison, CO on April 13, 2025 with great tickets fromTicket Premiere. At Ticket Premiere we have premium tickets to all Tequila Blues Festival: Los Lonely Boys, Eric Gales, & Harper O'Neill events include front row and VIP seats!