You may be looking for Teri Barbara.

Teri is the twenty-five year old co-host of Flash FM in Grand Theft Auto: Vice City Stories, working alongside Toni. Teri has, according to Toni, had three mental breakdowns and by her admission uses drugs. She dislikes Toni, bickering with her on air, and also dislikes music videos and rival radio station Wave 103. She has a number of illegitimate children and admits to sleeping with the stations manager.

By Grand Theft Auto: Vice City she was fired, most likely due to age or other reason, making Toni the head and only DJ for Flash FM.