belboid
Exasperated, not angry.
I never knew why she was called Brenda until checking Wikipedia and finding out it was a desperate bid to be down with the poor old oppressed working classses. King Philip was Keith - pretty much the same as Sir Keir Starmaggedon. 37 million people watched it. They tried to ban it but now it's on YouTube for the oppressed working classes to watch at their leisure.
It was a private eye joke after the film had been released, not the film itself. They carried on the ‘tradition’, thus making Diana into Cheryl