There are at least 3 artists with the name Caesar:
These are photos from concerts where caesar played, so they may be of other bands that played the concert as well.
Caesar Apr 12, 2003 Leiden, South Holland, Netherlands Uploaded by Hans Keijzers
Pinkpop Festival 2000 Jun 10 - 12, 2000 Landgraaf, Limburg, Netherlands Uploaded by Mariska Den Breejen
Caesar / Solex / Benjamin B Apr 4, 1998 Leiden, South Holland, Netherlands Uploaded by Hans Keijzers
