Tax Exempt form for meals
Double check to see if transportation is confirmed
Have an itinerary for the parents so that they know what time to expect their child to be home
Itemized list of instruments/percussion equipment so as not to forget anything
Make sure it gets loaded back on to the truck/trailer
Always have an assistant (student/parent) to help you carry your bag or things so that you are not lugging things around from stage to SR
That's about it...