Slam is a name of at least four artists:
These are photos from concerts where Slam played, so they may be of other bands that played the concert as well.
SW4 Festival 2011 Aug 27 - 28, 2011 London, England, United Kingdom Uploaded by Maf Daniel
T In The Park 2011 Jul 8 - 10, 2011 Kinross, Scotland, United Kingdom Uploaded by Craigf84