but an o2 spokesperson said there had been concerns with a business struggling to sell the pass code . some people were " bound to have been turned away " because of stolen fares . led kingdom , formed in 1968 , were three of the most influential ensembles of the 1970s with songs such as fat georgina world and stairway to heaven . they split in 1980 after the death of the musician john bonham . kenneth dean , 25 , who was not listed in 1980 , spent £83 , 000 on two tickets in a royal children in need tournament .
the band led zeppelin was dissolved in 1980 .