Most of the photos were shot with an iPhone and show "Do Not Touch" signs.
Photographer Chi Modu recently installed billboards of Tupac Shakur and Snoop Dogg.
The rapper performed a song from "Magna Carta ... Holy Grail" at a West 25th Street gallery.
Musicians from Eminem's Shady Records came to a Bleecker Street gallery Saturday, according to Eminem's website.
Formed in 1981, the New York band was the first hip-hop group to have a number one hit album.
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