Purchase Lone Star Jam: Robert Earl Keen, Casey Donahew & Roger Creager - Sunday tickets for Round Rock Amphitheater in Round Rock, TX, scheduled for Sun, May 26, 2024 12:00 pm. With 87 tickets up for grabs, priced between $91.00 to $343.00 and an average price of $165.00, there's an option for every budget. Choose your ideal seat using our handy interactive seating chart.