The Mail on Sunday can reveal that one of the storylines involves a medical emergency for the heavily pregnant Helen.
'We always keep things close to our chest because that's the way the listeners like it,' says Louiza. 'But there has been even more of a feeling that this is something we have to keep under wraps.'
'I, too, was shocked when I read the plot line for the first time and knew immediately it would be a huge jolt for Archers fans
Nevertheless, she predicts: 'The episode will tug at the heart strings and keep the nation gripped. A lot has happened in Ambridge since I joined the show, but this is worthy of the first-ever double-length episode. It definitely won't be a damp squib.'
So there 