There's a Mouse In the Store by Timothy Ayers
You set the price! 4850 words.
Published on December 18, 2012. Fiction.
Judachew, the singing mouse, goes shopping with his friend Riley at a large department store in town. The sight of a mouse in the store has strange and comical effects on the customers and the workers. Riley's greatest fear is that the store manager, her grandmother, will find out she brought a mouse to Boscov's Department store.