Information for Tweedy's Massive Circus at Various locations across Oxfordshire, Oxfordshire (Circus). Join Tweedy for his very own MASSIVE circus. Well kind of. Unfortunately the tent has shrunk and Tweedy hasn't a clue. Expect a show filled with magic, mirth and mayhem! Join Tweedy and his friends in their very own 'little' big top this summer, what could possibly go wrong? Performances at Culden Faw Estate.