In Today's Observer

The guy who sold Woody Allen his East 70th Street townhouse is moving across the street: he's bought the famous Mellon mansion for about $25 million.

A really unbelievably huge house in a New Jersey estate area popular with hip-hop moguls makes $40 million look like a bargain.

Christie's owner Francis Pinault has finally found a buyer for his 5,000-square-foot apartment: Financier Menachem Sternberg and his wife, Liora, are dropped $22 million on the place.

Not everyone believes the assurances the Hudson River Park has enough money to keep going.

Robert DeNiro's old Tribeca Grill chef, Don Pintabona, needs to keep his hand on the saltcellar and his eye on the clock at his latest venture, Dani.