From Muppet Wiki

original cover

Sleep Tight! is a 1991 Sesame Street storybook in which all of the Sesame Street monsters, animals and muppets are getting ready for bed.

Elmo's Daddy tells him its time to leave the park and go home. Little Bird is taking a bath to get ready for bed. Oscar the Grouch reads a bedtime story. Big Bird sings a lullabye to Radar. Herry Monster and Flossie do stretching exercises. Alice Snuffleupagus bounces on her bed while Snuffy looks on. The Count counts sheep. Cowboy Grover says goodnight to his cows. Ernie tucks in the Twiddlebugs with leaf sheets. Hoots the Owl sings a song from the rooftops. All the monsters and animals on Sesame Street are quiet and asleep.

Other versions

2006 reprint Dalmatian Press 140372184X

It was collected in Elmo's Ultimate Edition Storybook in 2007.

Translations

Sov Sødt!Denmark Carlsen

Dulces SueñosSpain, 2006 1403726892