The Berenstain Bears Forget Their Manners by Stan and Jan Berenstain
The Berenstain Bears - Brother, Sister and Papa - are getting more ill-mannered, and it's time for Mama Bear to take action!
This story by Jan and Stan Berenstain is one of the most popular children's books around; a great book to share with kids if you're looking for funny stories that teach the importance of good manners without being too preachy.