Generic brand J"). In addition to price and nutrition, evidence suggests that quality is equal to, if not better than, established brands. In the 2007 Whisky Bible several supermarket single malts were rated higher than top-brand distilleries, with Tesco having the highest rating own-brand. Rather than offering a single own-brand alternative, supermarkets have in recent years introduced 'premium' and 'value' ranges offering varying quality and price. Some supermarkets advertise the quality of their premium own-brands for example Sainsbury's television commercial featuring celebrity chef Jamie Oliver. Value supermarket brands are sold at considerably less than known brands, sometimes even below cost price, to
GB (supermarket) and Wallonia were sold to an independent franchise together with Champion supermarkets, which became re-branded, as "Carrefour Market-Groupe Mestdagh". As of May 2013, there are 58 GB supermarkets left in Belgium, 28 Champion stores in Wallonia, and 431 GB stores have already become Carrefour Market. GB Group had several different supermarket stores: GB (supermarket) GB ("Grand Bazar") was a Belgian supermarket chain, until 2000 owned by the GIB Group when it was taken over by the Carrefour Group. In 1958 the first Super GB is created and opened. In 1961 the first GB hypermarkets are created under the name of