- " Biff glared at Marty as if the teenager had crawled out from under a rock. / 'You're supposed to be in Switzerland,' he snapped, 'you little son of a bitch!! Did you get kicked out of another boarding school?' He waggled a pudgy index finger at Marty's mother. 'Damn it, Lorraine! Do you know how much perfectly good dough I've blown on this no-good kid of yours? On all three of them?' / Mom took a couple of quick nervous puffs from her cigarette before she replied. / 'What the hell do you care?' she retorted. 'We can afford it! The least we can do is make a better life for our children!' "
- —From Back to the Future Part II by Craig Shaw Gardner (quote, page 118)
In the 1985A universe, Marty McFly had been sent to boarding school there. When the time-traveling Marty appeared in Hill Valley, Biff Tannen assumed that 1985A Marty had been kicked out of "another boarding school", as he had been before.
- Switzerland is a neutral country and has never had such a problem, nor is it ever likely to have in the foreseeable future. The aforementioned reference to a "Swiss terrorist threat" was probably a joke by the writers.
- Back to the Future Part II (Mentioned only)