https://smashburger.com/national-cheeseburger-day National Cheeseburger Day and offering SmashRewards Members Single Smash Burger for $1 when you redeem your rewards at a participating Smashburger location valid only for September 18, 2026.
Smashburger Restaurant: National Cheeseburger Day Offer: Single Smash Burger $1 (Valid 9/18 Only)
- Thread starter chris
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