Sometime during 1990
Rock Aid Armenia  
People involved
Bryan Adams; Geoff Beauchamp; Ritchie Blackmore; Bruce Dickinson; Geoff Downes; Keith Emerson; Ian Gillan; Dave Gilmour; John Paul Jones; Tony Iommi; Alex Lifeson; Jon Lord; Brian May; Paul Rodgers; Chris Squire; Roger Taylor.
Gillan guested on the re-recording of "Smoke", which was done as an aid-collector for the victims of an earthquake disaster in Armenia, December 1988.

Albums & singles
The Earthquake Album [lp] : UK 1990 Life Aid Armenia Records/Harp Beat AID LP001
The Earthquake Album [cd] : UK 1990 Life Aid Armenia Records/Harp Beat AID CD001
The Earthquake Album [cd] : UK 1995 Tring JHD-142
Smoke On The Water/Paranoid (1970) : UK 1990 Life Aid Armenia Records ARMEN 001
Smoke On The Water Mega-Rock Remix/Paranoid (1970) : UK 1990 Life Aid Armenia Records ARMENTR 001