The Secret Birthday of Norman Clegg
Why Truly and Clegg haven't been invited to the wedding is a bit of a mystery - unless perhaps Summer Wine land isn't the close-knit community we're lead to believe it is!
shareEven in a smallish town like Holmfirth, not everyone know everyone.
It's quite possible for Nora and Pearl to know another of their age who has a daughter/granddaughter getting married... and Cleggy to not know them at all.