“The Rockstars of Real Estate” appeared on a panel co-moderated by Dan Peres, editor of Details, and this writer, in the penthouse of the new condominium The Whitman, overlooking Madison Square, last night. Click through for a report on the proceedings by The Real Deal’s Katherine Clark, as well as the latest romantic gossip about panel member Melanie Lazenby, the Douglas Elliman broker aka Real Estate Barbie. (She told me that herself, so don’t blame me!)