I only heard a couple of episodes of the radio version, it's coming to TV in March.
Looks like it could be one of Paul Whitehouse's more pathos driven pieces rather than just the normal silliness.
I've recently had to start having carers visit my Dad while I'm at work so I'm interested to see how this plays out.
He's bringing back his cheerful obese character Graham Downes from Down The Line/Bellamy's People, which is is a great.