the gun you always wanted. See the hundreds of displays of new and old guns, ammo, gun parts, books, knives, jewelry, camouflage, militeria, and related items at discount prices. The Slidell Gun Show will be held on Jul 11th – 12th, 2026 in Slidell, LA. This Slidell gun show is held at The Harbor Center and hosted by Slidell Gun Show & 2A Events.All guns must be unloaded and tied to render them non-fireable. The table holder is responsible for the action of all assistants at his table. No alcoholic beverages at any time. No loose ammo is allowed. No dry firing at any time.