January Jones, 'Mad Men' Star, Has A Mullet In Instagram Throwback Picture (VIDEO, PICTURE)

January Jones is best known as Don Draper's glamorous ex-wife on 'Mad Men' but she didn't always have the best hair in Hollywood.

The 36-year-old delighted fans at the weekend by posting a throwback snap of her 9-year-old self on Instagram, complete with blonde mullet and gap-toothed smile.

WATCH the video above for more and see her full style evolution below...