Buy a large drink at Jack in the Box and get a free grilled sandwich on Tuesday, February 23. No coupon is required. This offer is not valid in Seatlle, and some Texas and Idaho locations (read the fine print). And as always I encourage you to call your local Jack in the Box to confirm they are participating before heading out to get this deal. Thanks goes to Frugal, Freebies & Deals for sharing this great deal!