After winning a piano in a lottery, Treflik announces that he is going to give a big concert.

Grand Piano

Karolina Trębacz

Joanna Jabłczyńska

Cezary Kwieciński

Izabela Opawska

The Fern Flower

Smog

Mummy asks Treflik to deliver Grandpa’s gift to a conductor. But the boy stops to chat with a friend, and he misses the train.

Little Lies

Little Uncle takes the siblings to the Wild West to fulfill one of Treflik's dreams.

The Wild West

After Treflik tells Little Uncle that his house is ugly, Little Uncle flies back to his magical planet, so the siblings set out on an apology mission.

Friendship

The siblings go to Auntie’s spooky house to pick up her flying broomstick. There, they meet an unhappy ghost.

The Ghost

Daddy creates a tic-tac-toe machine that no one can beat. Lord Weader comes to the village to face the challenge.

A New Game

Trash left in the park comes to life and takes over the area. Treflik and Treflinka decide to reclaim the park.

Rubbish

After Daddy builds a gate to the ocean, a singing mermaid moves into the Treflik house. There’s just one problem: She’s off-key.

The Mermaid

The siblings enjoy a beautiful day playing tag with their friend. But the fun gets spoiled when Treflik falls and hurts his knee.

Gosh It Hurts

Smog enters the Treflik house. The siblings follow it and discover that it’s coming from Big Uncle and his cactuses.

The siblings go on a trip to the forest to find a special flower. Events don’t go as planned, and Little Uncle has to step in.

Treflinka loses a gift for Grandma's birthday. Together with Little Uncle, she must dive deep into the ocean to find it.

The Pearl

An unknown creature appears in the park. Along with their buddy, the siblings approach the newcomer and try to become friends with him.

An Alien

A pair of music-loving siblings go on different adventures in distant, mysterious lands, which help them understand matters big and small.

Grand Piano

Seasons5

Season 3 Episodes13

Cast3

Crew1

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Episode Summary