Teletubbies - Season 1 - Eps 39: Tweet Tweet
The Teletubbies are enjoying their Tubby Toast when a Voice Trumpet rises and says 'YOOH' and then the Teletubbies copy that phrase. The Teletubbies watch Alex Pascall and some children go looking for birds in the park. A butterfly from the Animal Parade appears in Teletubbyland. Eventually, the butterfly goes into the house, where it lands on the Noo Noo's sucker, making him sneeze. The butterfly flies away and the Teletubbies say goodbye to it. Suddenly, they see the Magic Windmill spinning and go off to watch the Magical Event. The Animal Parade march through Teletubbyland.
About Teletubbies

Title: Teletubbies
First Air Date: 1997-03-31
Last Air Date: 2001-02-12
Status: Ended
Rating: 4.5/10 (from 153 votes)
Language: EN
Seasons: 6
Total Episodes: 365
Network: BBC Two
Genres: Family, Kids
Production Companies: Ragdoll Productions, BBC
Synopsis
Pre-school fun, fantasy and education with colourful rotund characters Tinky Winky, Dipsy, Laa-Laa and Po in a magical land called Teletubbyland.
Cast

Pui Fan Lee
Po (voice)

John Simmit
Dipsy (voice)

Nikky Smedley
Laa-Laa (voice)

Simon Shelton
Tinky-Winky (voice)

Jessica Smith
Sun Baby (voice)