Google it, Bing it , Yahoo it.
Watch everyone you find and form your own opinion on the information in them.
Honestly I have never seen that one video you're looking for.
There are tips and technique that you may not find in a video.
Most important thing is be careful where you put that flame so you don't burn something like an adjacent wire and or a house.
If you think you found a good one , could you share your efforts with us?
Then we can add our opinion/comments good or bad.