Actress Kristen Stewart, who keeps experimenting with hair styles and colours, shocked everyone when she stepped out with a new buzz cut hairstyle.The hair is clipped close to the head with a razor.Stewart showcased her bold new look while attending the premiere of her new movie "Personal Shopper" here on Tuesday, reports aceshowbiz.com. Her image as Bella Swan of the "Twilight Saga" movies is completely gone now as she ditched her brunette hair in favour of a blonde buzz cut. She matched her new hairstyle with a black crop top with delicate thin straps and black trousers. The new cut has been given to Stewart by celebrity hairstylist Bridget Brager. It is reportedly for a makeover she underwent for her movie role. She earlier signed up to star in "Underwater", a thriller which follows an underwater scientific crew that, after facing an earthquake, are forced to go on a dangerous journey for survival.