Twain is American indie-folk musician Doc Davidson. The name 'twain' sounds like it might be for a band, but Davidson rather give his solo project a band-type moniker, so he can say things like, "oh, yeah, one time I did a Twain show there" or "hey, you wanna hear some new Twain stuff, maybe". so really it's all a big joke. Davidson is in some other bands too, that have real people in them other than himself; he does multi-instrumental work (accordion