There are at least two artists called Lulu:
These are photos from concerts where Lulu played, so they may be of other bands that played the concert as well.
Guilfest 2005 Jul 15 - 17, 2005 Guildford, England, United Kingdom Uploaded by Craig Hatfield
Lulu / Elton John May 28, 2005 Southampton, England, United Kingdom Uploaded by Jon D