Luke, Chris, and Liam Hemsworth don't "compete" against one another in their careers but they like to "one-up" one another in their everyday lives.
“Confidence is sometimes ... It’s bull***t. It’s a bravado. We like to laugh.” We like to have fun. “It’s fun to learn lines with them. We definitely try to one-up each other. “But it’s criticism designed to take a performance to another level.