The Epic Escape Attempt of the Marauders

Ever since the Trolley Witch in Cursed Child mentioned that 'Sirius Black and his cronies' had tried to escape the Hogwarts Express before, I've wanted to write this. The Marauders (Sirius and James, to be exact) have decided to escape the Hogwarts Express, just to 'see if they can'. Of course, they run into the Trolley Witch... And they don't fare too well. Ficlet