her biological father who is named Mick Wolf. Gigi Silveri Kelsey Chow portrayed Gigi Silveri in seasons three, four and six. In season three Gigi joined Mouth as an announcer on ravenshoop.com and they had a short relationship. In season six, Gigi returned as Mouth's intern, causing trouble in his relationship with Millicent. Ian Banks Ian Banks (Psycho Derek), portrayed by Matt Barr in season four, was Peyton's online stalker, and had an obsession with her. Ian pretended to be Peyton's brother Derek in order to get close to her, but when she found out the truth about him he attempted to rape her and was stopped by Lucas and the real Derek. After that, Peyton believed Ian to be in prison but on prom night she and Brooke Davis were held hostage by him and attacked. The two managed to fight him off and he is put in the hospital, and then finally sent to prison. Derek Sommers Played by Ernest Waddell during seasons four and six. Derek Sommers is the biological half-brother of Peyton. Lucas is startled to discover that Peyton's brother was black, but ultimately this was not much of a discussion point. He rescues Peyton and Lucas from Psycho Derek. While Psycho Derek escaped from Peyton's house, Peyton did not feel safe anymore and closed herself up in the house. Derek returns and teaches her kickboxing to help her deal with her anger. The lessons were successful, when Psycho Derek returned Peyton uses the lessons to beat Psycho Derek. This may have attributed to getting Psycho Derek in jail. Peyton goes with Derek to the Raven's basketball banquet, where he meets her friends. The same night, Derek had orders to ship out to Iraq. Peyton meets up with him several times after that. When he comes back from Iraq he is honored with a medal and Peyton attends the function. He tells her how their dad, Mick, never did the USO concert he promised to do. Peyton organizes a USO concert for him and his fellow servicemen as a thank you gift, and to show that she is his family and she will always be there for him. Glenda Farrell Played by Amber Wallace in seasons three till four, is a former Tree Hill High student and a confidant of Lucas Scott who he befriended in his senior year after he was paired with her during