In an attempt to celebrate National Sandwich Day, the store called for customers to order their chicken sandwich on Nov. 3, which happens to be on a Sunday this year.
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Since they are famous for being closed on Sunday, customers would not be able to indulge.
Chick-Fil-A eventually corrected the error by sending another email apologizing for the confusion.
Popular competitor, Popeyes poked fun at the company, saying they are always open, seven days a week.
Popeye's even announced that their famous chicken sandwich would be back on that same Sunday.
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CNN contributed to this article.