Reports suggest that Guns N' Roses singer will replace Brian Johnson as AC/DC frontman for rest of band's tour
Singer Johnson has been advised to stop touring due to hearing problems
Marc Storace of the band Krokus was originally approached to replace Bon Scott in 1980
Singer advised to stop touring in fear of going deaf
"Here I Am", Almqvist tells the Aussie rockers
Dave Evans sang briefly in the band in 1974
Frontman told by doctors to 'stop touring immediately or risk total hearing loss'
The rockers sold 2.31million tickets for gigs in the past year, while four acts topped £100million in ticket sales
Australian band will headline stadium shows in Manchester and London
24-hour alcohol ban is an attempt to curb crime in the area