Black Mirror's Bandersnatch was an ambitious and slickly produced experiment in interactive TV, presenting an episode of the series in the form of a choose-your-own adventure with multiple possible storylines and endings. Aunty Donna's Bandersketch is… well, a lot sillier. The popular Australian comedy group's parody version invites you to help them write a new sketch under a looming deadline, without getting distracted by lunch, Gangnam Style, or sudden unexpected death. If you're not familiar with Aunty Donna, they do great work—not only producing their own sketch comedy , but also running Grouse House , a platform for other comedians in the Australian alternative comedy scene. I'm particularly fond of their excruciatingly impossible guessing game MUGG , which mines laughs out of what is essentially a series of mental breakdowns.…