Received your message via private comms earlier. Sorry to hear you may not be available for the festivities on the morrow. We shall miss your wry wit.
If your lads are looking for something to do in your absence on Friday, have then keep an eye out for the G.A.C. down around location "M". I'm sure that between the lot of them, they can come up with something totally outrageous and absurd.
Come if ya can. Perhaps next time, you can rent the hall.