...Sybil looks furiously for Basil and finds him marching down the driveway with the garden gnome.
Basil calls back to Sybil that he is “going to see Mr. O’Reilly, dear!”
Perhaps a toss up with/to “The Germans” ?

Took me a few times before I finally "got it."
“If the Good Lord....”
“Is mentioned once more I shall move you closer to him.”
Nothing, but NOTHING on Fawlty Towers comes anywhere within shrieking distance of "The Germans." ;)