Ok let's go point by point :)
Haha oh your friend must be a really cool dude! I've always wanted to have a cool mustache like that, or a cool beard, but my facial hair is patchy and I can't get.
Oh no, that's just his mout haha, he's just smiling.
Haha yeah I can start picturing something like that, I'll have to write something down for that
And all is done digitally, I use Krista to make my comics. This comic Toole me about two weeks, mainly because I'm not a pro and also because I can just do this on my free time