Daisy and Poppy's Playgroup / Spies

S2 E203: After the disappearance of Mrs Fotheringill the twins haven't been attending playgroup. With no willing substitute Queen Thistle, with help from Mrs Elf, becomes their new teacher. / King and Queen Thistle ask Nanny Plum and the Wise Old Elf to build a boat that will beat the Marigolds'. They both compete, trying to outdo one another.