Honestly? I don't think there is anything on that list warranting a "must see". (Esp sinced you've already seen Toxie.)
For the most part, there are reasons these shows are closing, which mostly have to do with not being good/interesting enough to get audiences in.
Go see a show that's not closing and could use your support!
If we're not having fun, then why are we doing it?
These are DISCUSSION boards, not mutual admiration boards. Discussion only occurs when we are willing to hear what others are thinking, regardless of whether it is alignment to our own thoughts.