50% off a qualifying burger with any size shake (My Rewards)

Historical deal record. This offer has expired, but the original terms are kept here for reference.

National Cheeseburger Day

Carl's Jr. My Rewards members can get 50% off any qualifying Famous Star, Western Bacon Cheeseburger, El Diablo Burger, Guacamole Bacon Burger, Angus Maximus Burger, or Big Carl (single, double, or triple) with the purchase of any size Vanilla, Chocolate, Strawberry, Cookies & Cream, or Churro Shake from September 17 through September 18. Redeem in the Carl's Jr. app, online at order.carlsjr.com, or in restaurant at participating locations by loading the offer and scanning your member QR code. Excludes BYOB and bundle discounts. Max one redemption per registered user. Not valid with other offers, through third-party vendors, or delivery partners.