Overview: Tim's Shipwreck Diner has been serving the town of Northport, N.Y., for a century. But times are tough for this beloved boxcar diner on Main Street and owner Tim is struggling to keep his ship afloat. Ty Pennington is rallying the locals to help renovate the diner, update the menu and give the town a revived diner to serve them for another hundred years — all without Tim knowing a thing!