Improv Everywhere, perhaps the most well-known improvisation and impromptu stunt agencies, unleashed 16 sets of twins to behave as human mirrors. Each twin set dressed alike and, moving in sync with one another, sat across from each other on the subway.
The video is a must-see to get the full impact!
The youngest set of twins was 16
Check out some more work by Improv Everywhere:
Implications - In an increasingly vain society, people are constantly stopping to check their reflections and critique the way they appear to the rest of the world. The market for products and technologies that enhance the human ability to see what we look like at any given time is rapidly growing as a result of this movement towards vanity. Further, art projects that comment on this element of vanity are growing in popularity.