<Li> Olympics (medal table) </Li> <Ul> <Li> IOC </Li> <Li> BOA </Li> <Li> LOCOG </Li> </Ul> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> <P> The opening ceremony of the 2012 Summer Olympic Games took place on the evening of Friday 27 July in the Olympic Stadium, London . As mandated by the Olympic Charter, the proceedings combined the formal ceremonial opening of this international sporting event (including welcoming speeches, hoisting of the flags and the parade of athletes) with an artistic spectacle to showcase the host nation's culture . The 2012 Games were formally opened by Queen Elizabeth II . The spectacle was entitled Isles of Wonder and directed by Academy Award - winning British film director Danny Boyle . </P>

Who performed at the london olympics opening ceremony