Garrett Warren has taught Martial Arts and Fight Choreography to such celebrities as Jessica Alba, Jada Pinkett Smith, Casper Van Dien, Alexa Davalos, Jaime Pressly, Clancy Brown, John Travolta, "The Rock" and Michael Biehn. He is responsible for getting such celebrities as Jaime Pressly, Denise Richards, Kate Hudson, Heather Locklear, Dania Ramirez, Wayne Gretzky and Janet Gretzky, Rick Yune, Eddie and Valerie Van Halen, and Casper Van Dien into shape as their Personal Trainer. He also holds a 5th Degree Blackbelt in Tae Kwon Do and has won 3 World Martial Arts Championships.