Keep scrolling to learn about the 2025 Rocky Mountain Record Show. What is Colorado's Rocky Mountain Record Show? The Rocky Mountain Record Show will be held at the Denver Sports Castle, located at 1000 Broadway in the Mile High City, and will kick off on Saturday, October 4, 2025, and will wrap up on Sunday, October 5. Check out more information about the upcoming Rocky Mountain Record Show by visiting the event's official website here. Record Store Day in Grand Junction Saw Record Breaking Attendance Record Store Day is a special day for the music community with two days per year and 2022 saw record-breaking attendance in Grand Junction.