Ben & Holly's Little Kingdom (2009)

S2E5 Spies

King and Queen Thistle enlist Nanny Plum and the Wise Old Elf to construct a boat that can triumph over the Marigolds. However, the two old adversaries can't resist the urge to compete, each determined to create the superior vessel. As they set to work, their rivalry intensifies, leading to inventive and humorous attempts to outshine one another, all while keeping the royal couple’s wishes in mind.