Once, several years ago, I was teaching communication skills to a group of Art & Design students. One of their tasks was to produce a poster for an art exhibition by an artist of their choice. One student did most of the work on his at home, and proudly presented the finished article - advertising an exhibition of the works of ... RENIOR.
In my present job, I carry out dyslexia assessments, during which students are asked various general knowledge questions - highlights for me were the student who thought Leonardo de Caprio painted the Sistine Chapel, and the one who said proudly that she knew that Marie Curie "invented" penicillin, because she, the student, was allergic to it.