Sep 4, 2011 09:30 AM
We're not sure if this is part of a scene from The Avenger or if Mark Ruffalo's fist-pumping because he's excited about Robert Downey, Jr.'s wife being pregnant!
The cast of of the Marvel film is going full-force in NYC's Central Park, shooting the upcoming superhero film due out May 4, 2012.
Click thru to see a teaser trailer for the film ...
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