This is possibly the world biggest Lady Gaga flash mob.
It took place on the 31st of July 2011 in the front of the city-hall of Bayonne in France during Bayonne Festival, with around 2000 people dancing to the Lady Gaga song : “Born this way”.
Buckingham Palace Flash Mob
Sightseers at Buckingham Palace London are treated to a surprise performance as more than 100 dancers emerge from the crowds to take part in a royal Queen inspired ‘flashmob’.