Third part: https://www.youtube.com/watch?v=Bu7n0wxdBAI (https://www.youtube.com/watch?v=Bu7n0wxdBAI)
The whole thing here in these two vids:
https://www.youtube.com/watch?v=94DTOKjlni4 (https://www.youtube.com/watch?v=94DTOKjlni4)
https://www.youtube.com/watch?v=oz86riUan-4 (https://www.youtube.com/watch?v=oz86riUan-4)