| Date | Event |
| 5/1/2026 | Join us for a 60th Anniversary Celebration for ECKAN! more info... |
| 5/2/2026 | R & B Sports presents their Spring Memorabilia & Card Show on Saturday, May 2, 2026 from 10 AM – 4 PM at the OMA! 🎟️ FREE to attend and browse ✍️ Autograph Opportunity: Jamie Quirk is a proud member of the Kansas City Royals’ legendary 1985 World Series championship team—the squad that delivered Kansas City its first title in unforgettable fashion. From the drama of Game 6 in the 1985 World Series to the leadership of George Brett, Quirk was part of a team that defined a generation of Royals baseball. 👉 Whether you’re hunting for that perfect card or just reliving ‘85, this is a can’t-miss day at the OMA. 🚗 Parking Information: more info... |
| 5/8/2026 | Join us for a 1 year Anniversary for Hometown Vet Clinic more info... |
| 5/9/2026 | Since the days of Hank Thompson, the Brazos Valley Boys have been an influential part of the musical roots of Western Swing and even the roots of Rock and Roll with their swing band sound that brings the older music to life again! Today, the BVB continue to bring the very best of the blues, jazz, classic country and rock, and big-band swing. more info... |
| 5/22/2026 -5/23/2026 | Ottawa Memorial Auditorium Events Posted on April 29, 2026 | Last Updated on April 29, 2026
Get ready for a fun-filled night with Annie, the spunky orphan, singing and dancing live on stage! ANNIE THE MUSICAL Get ready for a heartwarming, toe-tapping experience with ANNIE THE MUSICAL! This live, in-person show brings the classic story of the spunky redhead and her adventures to life right in front of your eyes. Sing along to catchy tunes, enjoy dazzling performances, and feel the magic of this timeless favorite. Perfect for a fun day out with friends or family. Don't miss out on the fun – ANNIE is waiting to brighten your day! Show times: Friday, May 22nd | 2pm & 7pm Saturday, May 23rd | 2pm & 7pm more info... |
| 5/25/2026 | Memorial Day - Chamber Office will be Closed more info... |



