Guess The Genre #3287 (Gathered by Ken Anderson)

FacesReadingFestival1972 YesReadingFestival1975
PoliceReadingFestival1979 SladeReadingFestival1980
RoryGAllagherReadingFestival1980 IronMaidenReadingFestival1980
NirvanaReadingFestival1992 HoleReadingFestival1994
FooFightersReadingFestival2002 MetallicaReadingFestival2015

Answer: Reading Festival UK - Next is Guess the Genre #3288

Or, I don't want to guess - Show Me A List