Lying flat on a table, panties pulled down to bare her bubble butt, Belinda Lawson tests the effectiveness of a leather paddle at The Institute, watched closely by Helen Stephens. Earl Grey increases the number of swats to 35 to test Belinda’s reactions to a spanking, as her buttocks wobble furiously. “It was amazing being so close to the action,” said Helen, “I could see every ripple, jiggle and clench of her cheeks as Belinda was spanked!”