At least seven bands are known under the name XYZ.
These are photos from concerts where Xyz played, so they may be of other bands that played the concert as well.
Firefest 2012 Oct 19 - 21, 2012 Nottingham, England, United Kingdom Uploaded by Mark Hutchinson
M3 Rock Festival 2012 May 11 - 12, 2012 Columbia, Maryland, United States Uploaded by Dylan Hecox