John Travolta is stayin' alive.
Here's the 23-year-old "Saturday Night Fever" disco dude back in 1977 (left) -- and 35 years later, the 58-year-old "Battlefield Earth" hunk in Paris on Friday (right).
More Good Genes or Good Docs?
Good Genes or Good Docs?
9/16/2012 3:30 AM PDT BY Johnny Lopez
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