There are at least three groups using this name:
These are photos from concerts where Loose Tooth played, so they may be of other bands that played the concert as well.
Courtney Barnett / Loose Tooth Jun 2, 2018 Glasgow, Scotland, United Kingdom Uploaded by Craigf84
Courtney Barnett / Loose Tooth May 30, 2018 Brussels, Brussels Capital, Belgium Uploaded by Dead Wax45