March 23, 2015 12:42 PM EDT

It’s never clear how kids will react when they find out they will soon have a younger brother or sister. Some are just thrilled, while others are very distraught they’ll no longer be the center of attention.

This girl named Kathryn, however, is surprisingly indifferent when her dad tells her another girl will soon be joining their family. Watch her priceless reaction — and then see her dad’s uncontrollable laughter.

Read next: Watch a Baby Transform From a Newborn to a Toddler in Just Two Minutes

More Must-Read Stories From TIME

Contact us at letters@time.com.

Read More From TIME
You May Also Like
EDIT POST