Work it out. Traffic in London's Piccadily Circus was brought to a standstill when 100 women in heels and leotards effortlessly re-created the now-iconic choreography of Beyoncé's "Single Ladies".
The rush-hour dance routine caught everyone by surprise. Even one or two tourist buses stopped to watch the show.
AFTER THE JUMP, video and more photos. Put a ring on it.
The promotion was for a contest to win tickets for the free Beyoncé concert in November. London singer Zarif will open for the superstar on her UK tour, which kicks off on 22 May.
They did a pretty good job, especially considering that they had to perform on concrete and in the cold, London wind.
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