Identical twins Ling and Ting like to be silly, tell jokes, and laugh together.
- ISBN10 0606374647
- ISBN13 9780606374644
- Publish Date 6 October 2015 (first published 11 November 2014)
- Publish Status Active
- Imprint Turtleback Books
- Edition Bound for Schools & Libraries ed.
- Format Hardcover (Library Binding)
- Pages 48
- Language English