About the event
Spooky season just got a whole lot tastier! Starting today, October 1, GSP is kicking off a month-long Halloween celebration with a variety of scary good deals when you purchase the below on App, Web, and Kiosk!
· Oct 1–11: Buy one single SmokeShack, get one free
· Oct 12–21: Buy one Chicken Shack, get one free
· Oct 22–31: Buy one Double ShackBurger, get one free