Cy-Star

Cy-Star is Zelda's "sister" is not very bright, but is endlessly bubbly and optimistic. Frequently she gets so excited her hair slides around her head, leading Zelda to shout, in one episode, "One of these days I'm going to nail that to your skull!" She gives birth to It-Star around the start of the Third Season. Her voice is provided by Anne Ridler.

Trivia

 * Her name is pronounced "Si-ster" which is a pun on her name as she is Zelda's sister.
 * Her catchphrases are, "I don't understand!" and "WONNNNNNDERFUL!"
 * She was created on Guk in Earth year 1874.