Besides being the role of female actress Juliette Lewis in the Oliver Stone film "Natural Born Killers" there is more than one artist with this name (see links in the Wiki sources):
These are photos from concerts where Mallory Knox played, so they may be of other bands that played the concert as well.
Sleeping With Sirens / Pierce the Veil / PVRIS / Mallory Knox Feb 14, 2015 Philadelphia, Pennsylvania, United States Uploaded by That Concert Chick Ashley
Pierce the Veil / Sleeping With Sirens / Mallory Knox / PVRIS Feb 11, 2015 Pittsburgh, Pennsylvania, United States Uploaded by Emilybobphoto
