The Slitherswamp - a fairly generic layer of Undermountain, that I would have expected my PCs to blitz through in about one session of murder-hoboing.
The Slitherswamp with Companion - a really interesting layer of Undermountain with 1 or 2 extra plot lines thrown in, that will probably keep my PCs occupied for three sessions.
For $1.50? Yeah, I think so! Nice work as ever Wyatt.