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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

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