The children are seen in their underwear before a bath, but the garments are more modest than they would be today and not that different to summer outer clothes such as t-shirts and shorts.
A song tells the story of a woman that only wore 'two feathers and a leaf'. Mary and Jack gesture where they would've been worn by using their hats.
A song about two trees contains some very mild innuendos, such as 'Now there's seedlings everywhere'.
Ellen notices Jane speaking with Jack the lamplighter and says 'Looks like he's lit her up as well'.