The hard bit would be to find a hall with a nice cold hard floor for us all to sit cross legged on. Mods would go down the sides to keep an eye on us, and Justine would lead it at the front.
The religious bit (though half of of would be allowed to sit it out) would be about how if Jesus was alive he would report trolls rather than engage.
Some hymns? Kum ba yah seems a bit wet for Mumsnet...