Rose Byrne’s long bob and chin-skimming crops continue to give us hair envy, and our readers agree! Over 13,000 of you tried on her range of styles in our Hollywood Makeover Tool this week. So, what's her secret? "My secret is Harry Josh! He's been my hairdresser for years, and is a very dear friend of mine," Byrne told us at the grand reopening of Sephora's Times Square location in New York City.