If sleeping outside: Sleeping bags/tent/eno unless we are providing that for you

If sleeping inside: sheets/pillow/or sleeping bag
Towel, soap, toiletries.
Change of clothes.
Bible if you have one.
A few dollars to pitch in for gas with your driver.
Cash or card if your car decides to buy food on the way
Football, soccer ball, frisbee, spike ball, any sporting stuff.

Board games and cards