One by one people stepped up to stare into (or indeed stick their head through!) the ghosts mouth. As they did their distorted face appeared in giant proportions on the Gill Witch.
The crazy giant heeed bedroom testing was partly me getting my own back for Jennie putting one of her glowing baby heads in the bed to wake me up!
Anyway, back to the Gill Witch...
This was the first time I've used a Raspberry Pi and Pi Camera and coded in Python, but it all worked out brilliantly and I didn't need to lug my computer about the place and risk it getting wet. I enclosed the Pi and Camera with some shoddy woodwork and popped a tiny ball lampshade on as an eyeball (gaffer tape iris). Here's the setup.
I didn't have any time to take pictures on the night but here are a few people shared with me: