Do you believe in the "Picklewich"? Jimmy John's released an ad on X Thursday featuring an unusual sandwich, and some social media users were quick to criticize the company. The humorous ad was reminiscent of the 1999 "found footage" horror movie "The Blair Witch Project.

Watching your carbs? Jimmy John's has an outside-the-box option for you. Meet the Picklewich, a sandwich made on a huge pickle instead of bread.

In addition to the Picklewich options, Jimmy John's will sell pickle-flavored potato chips to pair with the sandwiches. Customers can score a half-priced Picklewich on Nov. 3 for National Sandwich Day. Reward members just need to make a purchase of any 8-inch sandwich to get the deal.