Whataburger is celebrating the 100th birthday of its founder with $1 burgers on Tuesday.
Founder Harmon Dobson would have been 100 on Oct. 8.
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Customers can claim the limited offer through visiting the Whataburger Facebook fan page and redeem it at any Whataburger location on Tuesday between 5 p.m. and 8 p.m.
The offer is only available to customers who dine in. No additional purchase is required to receive an original Whataburger for $1 plus tax.