Mashable

Tourist vs New Yorker Sidewalk Stunt Outed as Improv Everywhere

Last modified June 8, 2010 at 4:49 pm

Thanks to Mashable, we now know who was behind the Tourist vs. New Yorker sidewalk stunt.  These lines were drawn across Manhattan, but most notably in the Lower East Side.  Fittingly, it was the ingenious folks at Improv Everywhere.