Testing different implements for corporal punishment at The Institute is proving a challenge for Belinda Lawson. She selects a wooden yard-stick (metre ruler) but swiftly regrets it: “It stung a LOT more than I expected, especially with my bottom bare!” Earl Grey delivers a cheek quivering, buttock-clenching 18 strokes with Belinda bent over a chair, first on jeans, then panties and finally bare bottom. Helen Stephens looks on nervously: she’s next!