Justin Long: From MAC Nerd to Big Mac

Published July 29, 2009 2:16 PM PDT | Updated June 15, 2019 7:04 PM PDT

We know what's in Justin Long's iPod mix ... lots and lots of Creatine.

The 31-year-old former scrawny guy showed off his pumped up pecs and biceps in NYC yesterday.

Apple does the body good.

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