Street food brand Stack intends to take over a big part of the former Debenhams store in the Grand Arcade to turn it into a place for live entertainment, food and drink seven days a week. Stack’s scheme will see the creation of new access on to Concert Square, Millgate, with an outside seating area on three levels. The mall inside will be subdivided and extended to the doors through to the multi-storey car park and two storeys on the Millgate side will be