Some other possible story lines for the anniversery...

They all lynch Linda Snell, to get out of having to do the pantomine again, and for the general greater good.

Someone in the complicated triangle surrounding little george kidnaps him. This is not good for the fragile Ed.

Bert Fry and Grundy senior develop a nasty case of competitive yokel-itis, which forces the goverment to introduce a protective presumtive cull of the whole village.

TB outbreak at brookfield, to really make it a good week for david. Or possibly foot and mouth scare.