It's a sad story of struggle, but not depressing. It will, however make you think. Thinking is an underrated thing when it comes to musicals.
I would reccommend: 9 to 5; HAIR; N2N; and Billy Elliot (if you haven't seen it.)
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.