Roll up, roll up! Present your customer ID number each time you visit your local GBK and you’ll be generously rewarded. Visit 3 different GBK restaurants and we’ll reward you with a free burger!
Think you can handle the heat? Throw some extra Jalapenos on your Habanero burger to achieve our FIREFACE badge, earning a free drink (and our respect) in the process.
Love our milkshakes? Order any 6 amazing flavours and you’ll earn the SHAKEMEISTER badge, treating you to a free shake of your choice.
*Terms & Conditions apply