*May not be valid on alcohol purchases. Must be 21 or older to purchase alcohol. Void where prohibited by law. For promotional purposes only. Valid at participating Gordon Biersch locations only. Must show this page via print out or mobile device to qualify. No cash value. No stored value. Must be used in a single visit. Dine-in only. Not valid on to-go orders. Not valid on group dining events. Not valid with any other coupon, promotion or discount. This coupon cannot be duplicated. Valid on full price items only. Excludes tax and gratuity. Not valid at airport locations. Valid through 4/15/2018.