World-famous stoner, Michael Phelps, proves just how helpful marijuana is for advancing your career in all sorts of venues, even swimming:

Phelps bounced back from a stunning loss with something more familiar - a world record in the 200-metre butterfly early today (NZ time). For good measure, he surpassed another of Mark Spitz's accomplishments with the 34th world record of his career, one more than Spitz had during his brilliant run in the pool.

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