There are multiple artists called Lydia: 1. a two-piece indie rock band, 2. a Spanish female singer, 3. a Korean female singer.
These are photos from concerts where Lydia played, so they may be of other bands that played the concert as well.
Big Guava Music Festival May 8 - 9, 2015 Tampa, Florida, United States Uploaded by Largobob
The Maine / Anberlin / Lydia / From Indian Lakes Oct 25, 2013 Baltimore, Maryland, United States Uploaded by Buffbloom
Anberlin / The Maine / From Indian Lakes / Lydia Oct 19, 2013 Chicago, Illinois, United States Uploaded by Cory 182