" 'Are There Any Heroes Anymore?' has been creating quite a buzz," says Greg Linton, editor-in-chief of the street art blog Melrose and Fairfax. "It could be said that 'Plastic Jesus' is becoming the Banksy of L.A."

And, just as Banksy has had problems with local councils cleaning up areas covered in his artwork, you might have to be quick if you want to see the latest message from "Plastic Jesus."

The owner of this particular wall, which is also a favored spot for other L.A. street artists, whitewashes the graffiti away every so often...