This Berlin-based architecture practice Raumlabor presented a mobile, inflatable pavilion called Spacebuster around 2009 in NY, US. (exhibited in collaboration with Storefront for Art and Architecture and travelled to several locations across New York City over ten consecutive days)
This pavilion, Spacebuster, played host to a variety of community events, discussions, parties an gatherings across the city holding 80~ people at a time. (…)
so on, check more info on their website.
I am very glad to see that now they have well structured website with very interesting spatial / program synthesis.
Check it out!