This picture book, titled "I Was So Mad (Little Critter)", is a humorous story written by Mercer Mayer. It is a part of the Pictureback book series, published by Random House Children's Books in 2006. The book is 8.1 inches long, 7.9 inches wide, and 0.2 inches high, with 24 pages and a weight of 2.3 ounces. The story is about a Little Critter who is angry and goes on a hilarious adventure to find the perfect way to express his anger. The book is suitable for children of all ages and has social themes that teach valuable lessons about emotions and feelings. This trade paperback edition is a great addition to any book collection and is sure to provide endless hours of entertainment and education.