 He picked up a mystery virus which prevented him from playing and affected his form.Though a natural player of spin he was soon found to have a weakness against the Australian fast bowlers and suffered in the Tests, so that he became the first Test captain to drop himself for bad form.Ironically, he returned for the Sixth Test at Sydney when Dennis Lillee and Jeff Thomson were unfit to play, made 188 - the highest Test score by an England captain in Australia - and won by an innings.