Arnold Schwarzenegger surprises California gym users
23 January 2014 Last updated at 07:27 GMT
Arnold Schwarzenegger has surprised gym goers in California by posing as a personal trainer.
The Terminator star and former governor of California gave work out advice posing as "Howard Kleiner".
The stunt was to raise awareness for child fitness charity After-School All-Stars.
Footage courtesy Arnold Schwarzenegger