The In A Pickle Festival – Sunday Pass is a fun, family-friendly food and culture festival taking place Thursday, March 19, 2026 at 10:00 AM at the Rio Grande Valley Livestock Show Grounds in Mercedes, TX, celebrating all things pickled with bold flavors and quirky fun. Attendees can enjoy a variety of pickle-inspired vendors, tasty food options, live entertainment, and interactive activities, all centered around the beloved world of pickled goods. The Sunday pass gives you full access to festival attractions, contests, and experiences for the day as you explore unique eats, artisan products, and lively performances. It’s a flavorful South Texas outing perfect for food lovers and festival goers looking to taste, sample, and celebrate creative culinary fun.