 A number of black cabs entered the stadium , five of which lit up with LED lights , each decorated with the Spice Girls ' individual trademark emblems , ( Posh : sparkling black , Sporty : go @-@ faster stripes , Scary : leopard print , Baby : pink and Ginger : The Union Flag ) . The Spice Girls emerged from the cabs and performed " Wannabe " and " Spice Up Your Life " . Halfway through their performance , they ascended onto the roofs of the cabs and proceeded to race around the stadium whilst singing and dancing from the roofs . Beady Eye followed by performing Oasis 's " Wonderwall " . " Mr. Blue Sky " by Electric Light Orchestra was played as a tribute to aviation was performed . Near the end of this song a human cannonball " died " and out rolled Eric Idle , who sang " Always Look on the Bright Side of Life " , accompanied variously by nuns on roller @-@ skates , Morris dancers ( Blackheath Morris and Rag Morris ) , Roman soldiers , Punjabi bhangra musicians dancers ( VP Bhangra ) , and bagpipes ( Reading Scottish Pipe Band , led by Pipe Major Ron Paterson ) before a human cannonball was fired across the arena . Muse then appeared and proceeded to sing the official song of London 2012 , " Survival " . In the darkness four trucks with screens on them entered and went to the centre of the stadium . Freddie Mercury then appeared on these and other screens around the stadium . Displayed was a vocal improvisation taken from Queen 's 1986 Wembley Stadium concert , before his bandmate Brian May performed part of the " Brighton Rock " guitar solo . May was then joined by Roger Taylor to re @-@ form Queen , as Jessie J , who wore a long yellow jacket in homage to Mercury accompanied the pair for " We Will Rock You . " More fireworks ended this section . 
