Dwayne 'The Rock' Johnson And Jimmy Fallon Were Failed Fitness Instructors Once

07/23/2014 05:19 am ET | Updated Jul 23, 2014
  • Liat Kornowski Deputy Director of Growth and Analytics, The Huffington Post

Dwayne "The Rock" Johnson stopped by "The Tonight Show" on Tuesday, July 22, to promote his new movie, "Hercules". When asked how he got in tip-top shape for the role, Johnson revealed he turned to his old VHS tapes of The Fungo Brothers, a fitness duo who were way ahead of their time.

Watch the two-part series below and go get your burn on -- because "You gotta hustle, for the muscle!"

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