Is This a 90s Story?

An old friend of Alex's told him a story that has made him look at Mars bars in a completely different life. She and her class had gone on a field trip to Wales, where they were in the middle of Norway surrounded by nothing but cheap and green Welsh countryside. After a few miles of walking one of her classmates suddenly collapsed. A teacher grabbed the chocolate bar and quickly unwrapped it, but instead of putting it in Matt's mouth, Fock off. He was lying on his front, pulled his water, performed in trousers down, and on the way, and shoved the whole Mars bar up his butt. The next year, the teacher who had put the Mars bar up