In a kitchen, the Twirlywoos watch a man turn on a tap and fill a glass with water. They open the tap as soon as he departs and start filling a glass with water before moving on to filling other containers in the kitchen.
When the Twirlywoos go to a hat shop, they discover what's "underneath." The Box produces a rainbow for the Twirlywoos to dance beneath once they are back in the boat.
In a park, the Twirlywoos watch a young child and her father playing on a roundabout. The Stop-Go Car visits the Twirlywoos back in the boat, where they pursue it in circles for a while.
As the Twirlywoos are in a backyard watching a man hang laundry on a line, the man unintentionally pins Chickedy and Chick to the line when they fall into the laundry basket. Tea is being served to the Twirlywoos, but the tea table keeps acting up.
As a child ties his shoelace at a bus stop, the Twirlywoos get the bright idea to tie his shoelaces to the other passengers' shoes. However, as everyone gets to their feet when the bus arrives, they collapse in a heap.
The Twirlywoos discover that tinkering with a radio can result in extremely loud noises when they visit the house of a woman who is trying to nap. The Stop-Go Car makes a visit to the boat and makes a terrible racket while there.
A woman decorates some cakes, and as the Twirlywoos enjoy watching her, they get the idea to store the cakes as well after seeing her put the decorations away.
The Twirlywoos amuse a young child while perplexing her father by suddenly appearing behind him. The Drawing Wall creates a wall back in the boat, and behind it, something odd appears.
When they come upon a dog at a park, the Twirlywoos are chased in all directions. Toodloo has to cross the boat back and forth when the Tea Machine begins performing weirdly.
When playing with a bouncy ball, the Twirlywoos discover what up and down are. When they return to the boat, Peekaboo shows them another surface to bounce on.
When the Twirlywoos watch a guy hopping over puddles, they attempt to imitate him. To stay hidden from the Twirlywoos and return to the Boat, Peekaboo has to jump over a wall.
In a bedroom, the Twirlywoos see a man sleeping beneath a blanket and observe a stray strand of wool from the blanket's end becoming entangled on the bed and beginning to unravel.
After witnessing someone wrapping a gift, the Twirlywoos become enthused and start wrapping items themselves. They are all covered in a long scarf when the Stop-Go Car returns and transports them back to the boat.
The Twirlywoos learn what happens when a toy train enters a tunnel, and they run into issues with tea that suddenly vanishes.
When the Twirlywoos notice a tablecloth, they decide to cover some of their own items. Back in the boat, everyone develops blemishes, and they must devise a method of removing them.
As the Twirlywoos watch a man, who runs a bath, they want to leave their hideout to look into the matter, but the man keeps returning. The Stop-Go Car continues to drop by and deliver balloons back home.
The Twirlywoo Screen provides the Twirlywoos with a door to go through when they are back in the boat after copying a postman who is putting letters through a letterbox.
A warm, fluffy cat is dozing on a bed in the bedroom where the Twirlywoos are spending some time. When a woman enters the room and shoos the cat out, Chickedy and Chick are forced to hide since they can't help but stroke the cat's velvety fur.
When the Twirlywoos come upon a bubble-making machine, they learn about popping. Back in the Boat, Peekaboo disrupts tea time by blowing some bubbles of his own.
As they observe a gallery owner install some paintings, the Twirlywoos discover the concept of upside down. They aid in turning the Very Important Lady around once the boat is back in the water.