Rich Trethewey helps a homeowner with a very cramped bathroom correct a rocking toilet. The problem is that the closet flange to which the toilet bolts has failed; Rich explains how to replace it. The team tries to identify a gizmo with a hydraulic jack, safety chain and four small wheels. Tom Silva visits a home with several severely cracked walls, and demonstrates a new system for reattaching plaster to lathe using a special glue and screws, then demonstrates sealing the cracks with joint compound. Finally, the team presents a viewer's tip: a way to easily see how far you've dug with a post hole digger.