The Noo Noo's Day Off (Season 1 Episode 31): Animated preschool series. The Teletubbies find things for the Noo Noo to do.. Teletubbies Let's Go airs on ITVBe at 11:15 AM, Sunday 21 April. Animated preschool series. The Teletubbies find things for the Noo Noo to do.