Seven episodes where Rita Fairclough/Rita Sullivan (played by Barbara Knox) wears her shiny metallic PVC mackintosh. I love the third clip where Jenny puts her arm around Rita in the pub - you get to hear the lovely squeak of the mac as she does so.
https://www.youtube.com/watch?v=UQXlJu4H-Ag&t=109s
https://www.youtube.com/watch?v=tOmne5RPNYw&t=996s
https://www.youtube.com/watch?v=6UqrWeZYlkY&t=723s
https://www.youtube.com/watch?v=-1FDbtwY51U
https://www.youtube.com/watch?v=F0KIDnuyCf8&t=353s
https://www.youtube.com/watch?v=CnBTMoOyAi8
https://www.youtube.com/watch?v=3kskcl3HDNM