Sep 12, - Actor Kristen Stewart dyed her signature pixie haircut platinum blonde. The "Twilight" star debuted her new hair color and cut at the Toronto. Jun 29, - While most actresses have a signature beauty look, Kristen Stewart is always experimenting with bold hair and makeup. Recently, Stewart debuted her most daring style yet: a chic buzz cut. Kristen Stewart steps out in Los Angeles wearing her grown out buzz cut with frosted platinum.