TBF they do seem to have been a bit bothered by the church organ versus the homeless - I think Alan may work himself up to do something. And Neil and Shula are having a hard enough time getting Darrell to accept any help, if they offered a spare room he'd probably be off and not come back.
Lynda and Ian are definitely onto Mrs Shen - they just need to join the dots to implicate Ray, at which point he'll bugger off, Lynda will Save The Day and all will be well.
I knew Ruth's roses were doomed when they were discussing oasis and Josh's mate's cars in the same breath. 