That was a joke; the drunk octopus doesn't have a YouTube channel (as far as I know). But if he did, it would contain all the videos linked from the titles of the text exchanges. While you're reading, look for the ones that are underlined, like Octopus Takes an Interest in Cinematography.
There was only one video missing from volta_arovet's brilliant dialogue. It is this:
And here is my humble attempt at the accompanying texts: