There are at least three bands called TBC
These are photos from concerts where TBC played, so they may be of other bands that played the concert as well.
Leeds Festival 2022 Aug 26 - 28, 2022 Wetherby, England, United Kingdom Uploaded by Grace Dunne
The Frank And Walters / TBC Mar 24, 2012 London, England, United Kingdom Uploaded by Dosh