Credit: Eric Charbonneau/

McDreamy's gone gray!

Patrick Dempsey was spotted in Los Angeles Wednesday night sporting a more mature salt-and-pepper look. The 45-year-old Grey's Anatomy star switched up his trademark dark 'do and smiled for the cameras at a presentation of The 1000 Miglia.

Dempsey's wavy brown tresses have garnered their fair share of attention throughout his career. Entertainment Weekly put his hair on its end-of-the-decade "best of" list, crediting Dempsey's luxurious locks for "(making) Grey's Anatomy a mega-medi-hit!" 

Tell Us: Do you think Dempsey's hair looks distinguished?