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Celebrate National Slider Day on May 15 with free sliders from White Castle and deals from Savvy Sliders.

National slider brand White Castle will be giving away tiny burgers Friday, May 15.

White Castle is giving away free sliders on Thursday, May 15, in honor of National Slider Day. On May 15, the cult-favorite burger chain is offering customers one free original slider with no purchase ...

You can get a free burger this week. White Castle is offering a complimentary original slider on May 15 to commemorate National Slider Day. The restaurant chain, known for its mini hamburgers, started ...

The fast‑food chain is marking National Slider Day with a no‑purchase‑required giveaway. Here’s how to claim one.

White Castle created the original slider, and it created National Slider Day to celebrate them. You can get one for free May 15.

White Castle is celebrating National Slider Day by honoring customers with free sandwiches and money-saving deals. According to a press release, the original fast-food retailer will give away one ...