O2 (UK) cent share of Cellnet for £3.15 billion. Cellnet had five million customers at the time of its acquisition. The company was later rebranded as BT Cellnet , and it became a part of BT Wireless, a group of companies owned by BT. BT announced on 3 September 2001 that the BT Wireless business would be spun off from the main group as a newly listed holding company, mmO2 plc, operating under the "O2" brand. Shareholders approved the plan at an extraordinary general meeting on 23 October 2001. BT Cellnet relaunched as "O2" on 18 June 2002, along with other former
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,