1... that DONKEY.BAS was a computer game included with early versions of the PC-DOS operating system and distributed with the original IBM PC, in which the player must avoid hitting donkeys? 2...that the 1995 documentary film Anne Frank Remembered contains the only known film footage of the young diarist? 3... that the Beatles' song "Polythene Pam" was partly inspired by a Liverpool fan who ate polyethylene? 4...that the Fairy Queen is the longest-operating steam locomotive in the world?