But, speaking of mirrors ......
The left frame
SLY CUNNING FOX
has white as part of the letters. I don't have a mirror with me, but it looks like only a few of the letters will reflect into something meaningful with a mirror along that boarder colors. For example, the "X"-white reflects into a "Y"
Aside from the "I"-white, the SLY CUNNING FOX reflects C O Y