But an O2 insider said there had been problems with a companies trying to sell the pass codes. Some people were "bound to have been turned away" because of fraudulent tickets. Led Zeppelin, formed in 1968, were one of the most influential bands of the 1970s with songs such as Whole Lotta Love and Stairway To Heaven. They split in 1980 after the death of the drummer John Bonham. Kenneth Donnell, 25, who was not born in 1980, spent £83,000 on two tickets in a BBC Children in Need auction.