 A wooden boat was then carried in ; on board was Annie Lennox who proceeded to sing " Little Bird " . Ed Sheeran followed and was joined by Richard Jones of The Feeling , Nick Mason of Pink Floyd and Mike Rutherford of Genesis and Mike + The Mechanics , to cover the Floyd 's " Wish You Were Here " . Near the end of the song a performer appeared on a tightrope above the stadium , walked along it , and shook hands with a mannequin , which then burst into flames ( referencing the cover of Floyd 's 1975 album Wish You Were Here ) . A psychedelic bus then enters with Russell Brand sitting on top singing " Pure Imagination " from " Willy Wonka & the Chocolate Factory " then segues into " I Am the Walrus " ; before introducing Fatboy Slim , who played " Right Here Right Now " and " The <unk> <unk> " ; as the bus slowly transformed into a large inflatable Octopus . Three convertible Rolls @-@ Royce Phantom <unk> <unk> then arrived ; the roof of the first was taken down to reveal Jessie J who sang her hit " Price Tag " , as the cars did a lap of the stadium . Jessie J provided guest vocals as the next car had its roof removed , to show Tinie Tempah who sang " Written in the Stars " . The third car carried Taio Cruz who sang " Dynamite " . All three then left the cars to combine to cover the Bee Gees ' " You Should Be Dancing " . 
