[http://youtu.be/4clPsytCrJ8] Flashmobs are... ...o commemorate the return of the 1642 painting The Night Watch by Rembrandt to the Rijksmuseum in Amst...
https://www.neatorama.com/2013/04/09/The-Rembrandt-Flashmob/
The Rembrandt Flashmob...
search took 0.014 seconds