The person standing behind her is holding her arms like that so that the message on the shirt doesn't get wrinkled for the photo. An adult sized shirt on a small child will not give you a clear view of the message because the cloth will folding in on itself. He's unslacking the shirt. So it's definitely a message on this shirt that is the important thing, so a photoshop would have removed the original message and replaced it with this new message. That increases the degree of difficulty substantially.