Catherine Brandon, Duchess of Suffolk in 1539 to marry the King, and in 1541 they helped arrange a royal progress for the King and his next wife, Catherine Howard. This progress later became notorious for the Queen's adulterous trysts with her kinsman, Thomas Culpeper, though the Duke and Duchess's home at Grimsthorpe Castle was "one of the very few places on the route ... where Catherine Howard had not misbehaved herself". Noted for her wit, sharp tongue, and devotion to learning, by the last years of Henry VIII's reign the Duchess of Suffolk was also an outspoken advocate of the English Reformation. She became a
Catherine Howard later gave evidence in the inquiry against her. Mannox and Catherine both confessed during her adultery inquisitions that they had engaged in sexual contact, but not actual coitus. When questioned Catherine was quoted as saying, "At the flattering and fair persuasions of Mannox, being but a young girl, I suffered him at sundry times to handle and touch the secret parts of my body, which neither became me with honesty to permit nor him to require." The interferences by Mannox came to an end in 1538, when Catherine, now aged 15, moved to the Dowager Duchess's household in Lambeth. There