The actress debuted a stunning new pink hairdo as she arrived at London's Royal Opera House.
Helen may have clashed with the red carpet, but the Dame carried it off with her usual aplomb, matching her new 'do with her bright lipstick.
She is the latest star to succumb to the hair trend, with 'Corrie' star Flanagan unveiling her new colour last week.
Outfit wise, the star opted for a sweeping floor-length white gown as she braved the elements on the carpet.
See what all the other stars were wearing below...