Joan Jett loves rock and roll and, by the looks of it, rock and roll loves her too.
Here's the 22-year-old former Runaways member back in 1981 (left) -- and 29 years later, the 51-year-old at her NYC film premiere this week (right).
She's a rock goddess.
Good Genes or Good Docs?
3/21/2010 1:30 AM PDT BY TMZ STAFF
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