Disney actress Ashley Tisdale has appeared in court to file a restraining order against a man who has allegedly been stalking her. The actress asked the judge for a permanent order against Nicholas Fiore who has been appearing at Tisdale’s house and tweeting about her. The order states that Fiore cannot come within 100 yards of Tisdale. Fiore had allegedly threatened Tisdale and had tweeted her more than 18,000 times.