There are 2 bands called Eleventeen:
These are photos from concerts where Eleventeen played, so they may be of other bands that played the concert as well.
Vans Warped Tour 2003 Jul 16, 2003 Las Cruces, New Mexico, United States Uploaded by Serafina Kernberger
Vans Warped Tour 2002 Jul 3, 2002 Chula Vista, California, United States Uploaded by Jen Micha