Cabin Pressure Links (no spoilers)

The next season of Cabin Pressure is being recorded right now, although I don't know when it will wend its way to American iTunes to join the other seasons or if there will be a CD. Still, a few links worth passing on:

What it says on the tin: Recording Cabin Pressure Series 4 – Spoiler Free Report
http://www.sherlockology.com/news/2012/12/3/cabin-pressure-report-03122012

Someone who was there has typed up a spoiler-free Cabin Pressure Recording Gag Reel
http://cabin-pressure.livejournal.com/245440.html#cutid1

And this will show up in the next Sherlock fic rec, but for completeness, the Sherlock/Cabin Pressure crossover Toronto
http://kalypso-v.livejournal.com/305934.html#starthere