Hate musical theatre?
Hate audience participation ever more???
Then you'll love being suprised one day by the "Break out in Song" folks, who have been staging "spontaneous" outbursts of singing and dancing in various NYC public spaces.
Here's a sampling of their recent work in the ritzy Time Warner center.
The individual "audience" reactions are priceless.
(Or are they plants, too?)
More outbreaks, in various locales, viewable on their site.