Scarlett Johansson gets the chop

SAN DIEGO - JULY 24: Actress Scarlett Johansson poses onstage at the Marvel Studios' 'Thor' and 'Captain America: The First Avenger' panel discussion during Comic-Con 2010 at San Diego Convention Center on July 24, 2010 in San Diego, California. (Photo by Kevin Winter/Getty Images)Scarlett Johansson has cut her beautiful long locks.

The actress debuted her new hair do at Comic-Con, where she was sitting on the Marvel Studios’ Captain America: The First Avenger panel.

Scarlett’s long blonde locks were enviable – has she made a mistake?

Which ‘do do you prefer? Long or short?

UNIVERSAL CITY, CA - JUNE 06: Scarlett Johansson arrives at the 2010 MTV Movie Awards held at the Gibson Amphitheatre at Universal Studios on June 6, 2010 in Universal City, California. (Photo by Jason Merritt/Getty Images)