His two handlers left the lewd display in a restricted area for the star-studded celebration, prompting the Met's security team to quickly cover it with a white sheet and drag it out.
Cops descended on the bizarre stunt and demanded the lanky 6-foot-2 performer step out of the box. Pavlov allegedly refused and firefighters were forced to cut open the see-through prop, said Sgt. Brendan Ryan.
A witness said the box was "relatively small" for a man of Pavlov's size.
Fyodor Pavlov-Andreevich was dropped off nude and wedged inside a clear fiberglass box outside the Metropolitan Museum of Art.