Ger fahy ‘birdie’

Ger fahy ‘birdie’

I was looking at some videos of Gerard and found this beautifully haunting piece, I think called ‘birdie’, but I can’t find any sheet music for it.
would anyone be able to have a go at transcribing it?
Thanks in advance!

https://www.youtube.com/watch?v=ddpre98i81o