The Bun & Co. and Kampuchea spaces at 78 Rivington are set to be reborn as Italian joint Sauce, but yesterday passersby might have gotten a different idea if they spied one of the signs on the project’s plywood wall that read: “OPENING SOON: T.G.I.Friday’s!!!” Yes, it was a prank. “The community is changing,” but thankfully not quite that much! [Bowery Boogie]