When he is called to the principal's office, George hurries to explain that other people were to blame for the many things that went wrong during the day, from his late arrival to the escape of some mice.
Bunny gives excuses why he was late etc. Turns out he wasn't in trouble, but now he is. He tells his parents it's his fault, because he has a big mouth.
Loudmouth George comes up with a series of excuses for various things but learns that it is best to take responsibility for his actions. A good story about responsibility.