Elmo, Zoe, Big Bird, and Grover are camping out in the backyard, but strange noises and shadows make them too frightened to sleep.
- ISBN10 061388339X
- ISBN13 9780613883399
- Publish Date 4 September 2001
- Publish Status Active
- Imprint Turtleback Books
- Edition Turtleback School & Library ed.
- Format Hardcover
- Language English