Katy Perry unfollows estranged hubby Russell on Twitter Katy Perry has given a decisive indication that her relationship with estranged hubby Russell Brand is well and truly over after unfollowing him on Twitter. Nearly a month after the couple announced that they were getting divorced, the singer removed Brand from the list of people she follows on the social networking site. The comedian, who has said in the past that he wants to remain friends with Perry, is still following her.