Firehouse Subs Name of Day promo is back! Get a Buy One Get One FREE Medium Sub deal when your name is chosen as the name of the day. The names for Tuesday, December 12, 2023 are: any first name that contains a double L (such as Sally, Holly, Elliot, Terrell, etc). If that's you, simply show your photo ID at any participating U.S. Firehouse Subs today and get a bogo free medium sub. The names change every day so check back if today is not your name's day.