In 1977 Kenny Dalglish moved from Celtic to take over Kevin Keegan’s number 7 shirt at Liverpool, following the high-profile transfer of ‘Mighty Mouse’ to Hamburg. This biography explores contrasts and parallels between two brilliant careers as players and managers: Keegan was hailed the ‘Geordie messiah’ who revived Newcastle’s fortunes, while Dalglish won titles at Liverpool and, after the trauma of Hillsborough, at Blackburn.