Help! Space creatures have invaded Tommy's backyard! Sure that the aliens have come for their moms and dads, the Rugrats bravely face the enemy. The babies even use their best weapon, and the invaders turn out not to be so tough, after all -- just a little messy!
- ISBN10 0606177884
- ISBN13 9780606177887
- Publish Date 1 August 1998 (first published 1 January 1998)
- Publish Status Out of Print
- Out of Print 28 May 2021
- Imprint Turtleback Books
- Edition Turtleback School & Library ed.
- Format Hardcover (Library Binding)
- Language English