Possible Clues:

• Song that was never a single
• Song that's only familiar to superfans
• Song superfans are more likely to know
• Lesser-known album track
• Lesser-known song
• Barracks in Surrey in the headlines following a number of deaths between 1995 and 2002
• Far-reaching reductions in army base
• Serious wound for the military establishment?
• Far-reaching reduction in military establishment