 The chimp, Trudy, was seen being kicked, screamed at, and thrashed with a stick by the international trainer, Mary Chipperfield.In 1998, ADI issued multiple summonses for cruelty against Mary Chipperfield Promotions Ltd., the MCP elephant keeper Steve Gills, Mary Chipperfield (née Cawley), and Roger Cawley and later that year Gills was convicted on multiple counts of cruelty and jailed because of his sustained and repeated attacks on the elephants in his care.In 1999, the trial of Mary Chipperfield and Roger Cawley began.