This laughing, floating head of a sun represented so much more than simply a laughing, floating head of a sun... No, this sun meant you were in for a helluva good time for the next 30 minutes.
As much as we don't like to believe it, babies tend to grow up - even the ones from the telly! And just in case you're not already feeling real-bloody-old on this Monday morning, we thought we'd let you know that the OG T-tubbies bub is now 21-years-old.
Meet Jess Smith, the girl who brought you or your children's attention to the TV back in the '90s and early '00s.
Two years ago on her 19th birthday, Jess let go of her life-long secret on Facebook, which revealed who she really was. The internet went berzerk.
"So I've recently celebrated my 19th birthday and after a lot of thought, I've decided it's time to tell everyone... I used to hide it but after a lot of encouragement from my friends at university, I've gained the confidence to come out with it," she wrote.
"I am the sun from Teletubbies."
She's now 21, currently finishing up her Degree of Dance at Canterbury Christ Church University.