What do you do when your upstairs neighbor drives you from your home? David Koch, the wealthiest resident of 740 Park Avenue, forced out of the building by water damage following a fire in the apartment above his, belonging to J. Ezra Merkin of Bernie Madoff fame, has checked into a hotel and is checking out new cribs in his costly ‘hood, according to Richard Johnson of the New York Post and PageSix.com. Johnson adds delectable new tid-bits to the story that’s been playing out here on Gripepad over the last few weeks.