...of the Tomorrowland Kind.
Circles of Excellence was a program that was launched at the park in 1991-ish. One of the outcomes was a proliferation of departmental newsletters such as this one:
These may have been the orginal (but definitely in the first few years) Grad Nite Blast Offs. The intent was to allow Grad Niters that had come from far off places to come into the park early to relieve some of the crowding at the main entrance and to get food (and maybe a ride or two). The original Blast Offs were probably held at The Space Place. Mmmm...Cottage Fries...
Put on your thinking caps--this one is no piece of cake: