Steven Tyler: Good Genes or Good Docs?

Steven Tyler has been rock and rollin' for over 40 years.Here's the 28-year-old Aerosmith lead singer back in 1976 (left) -- and 36 years later, the 63-year-old in L.A. on Thursday (right).American idol, indeed.

Source: http://www.tmz.com/2012/03/04/steven-tyler-good-genes-or-good-docs/

Dame Margot Fonteyn Glenn Ford John Forsythe Jodie Foster Michael J. Fox