Young girl's hilarious response to learning she's going to be a big sister

(WTXF FOX 29)- When these parents tried to reveal some big news to their daughter, she revealed a surprise of her own!

According to the YouTube video description, Kathryn is just about 3-years-old. 

At such a young age, her honesty is impressive.

While her parents were trying break the news that she was going to be a big sister, she replied by telling them she had broken wind!