Robin's brother Norman comes to stay for two days, and he takes a shine to Chrissy...

George receives a huge gas bill and decides to open up his chimney, but it needs to be swept so he gets a gadget from Jerry to suck out the soot. Meanwhile, things have moved on considerably with Norman and Chrissy, which makes Robin jealous...

It's the day before Norman and Chrissy's wedding and Mildred is upset that she has not received an invitation...