What are some things we can do to keep that light shining within us? God, that sounds cheesy.
Precrastinate my lovely! Don't wait till the day of the show to get everything together! Move all that stress up and spread it out through the upcoming month! I promise you'll enjoy your set if you do these things!
If you notice a lack of professionalism in somebody and you keep using that person and getting frustrated, that is not on them that is on you.