Are You Being Served? - Season 5 Episode 7 -

Dummy displays have been made of Mrs.Slocomb and Mr.Humphries, and Mr.Grace is keen on expanding the advertisement for Grace Brothers further. He thinks that the store should have ordinary people (the staff) in a commercial advertising the various types of clothes on sale. With Mr.Humphries and the rest of the staff as characters in the script, they set out to make the commercial.