GBK hope to raise £10,000 for Help a Capital Child so they are running a 2 burgers for £10 offer excluding Resident Heroes ( Avocado Bacon, Kiwi, The Mighty), Special of the Month & Create Your Own. They will then donate 20p from every voucher used to Help a Capital Child.

Download your voucher now!

T&Cs: Valid at all UK mainland GBK restaurants on eat in and takeaway.20p from every voucher used will be donated to Help a Capital Child. Valid 16th January – 26th February 2012. 1 voucher per 2 diners – please print and present when ordering. Not to be used in conjunction with any other offer