Twinkle Sleepyhead (Slovene: Zvezdica Zaspanka), also The Sleepy Twinkle Star or The Sleepy Little Star, was the first Slovene radio play.
In 1959, after it was published as a book story, Ježek won the Levstik Award for it.
Because she constantly comes late to her work, the Moon sends her to Earth to punish her.
Among the people she meets on Earth there is also a bandit Ceferin, who wants to steal her golden hair.
Due to the Twinkle Sleepyhead's innocent goodness his heart starts to beat instead of the stone he had before.