O2 (UK) BT subsidiaries: Esat Digifone in Ireland, Viag Interkom in Germany and Telfort Mobiel in the Netherlands. The rebranding was supported by a European advertising campaign, which began on 16 April 2002, across all four countries, at a cost of £130 million. The main launch campaign ran from 18 June and was developed by Vallance Carruthers Coleman Priest, working alongside brand consultancy Lambie-Nairn, creators of the "O2" brand identity. In March 2005, mmO2 restructured its shares and the company was relisted as O2 plc. On 30 November 2005, O2 agreed to a takeover by Telefónica, a Spanish telecommunications company, for £17.7
The O2 screen-size, in London, and the sixth largest screen in the UK. It uses the vista ticketing system, where tickets can be purchased from any stall selling refreshments. Cineworld began operating the cinema, taking over from Vue in 2010. Fast food outlets have been banned from the development as the theme is 'aspirational but accessible', trying to avoid it being seen as a shopping centre but more like Covent Garden. Announced in 2011, Up at The O2 officially opened on 21 June 2012. It involves an expedition across the roof of The O2 along a 190m long tensile fabric walkway. Halfway,