Who is Sam in confessions of a drama queen?

In "Confessions of a Drama Queen" by Dyan Sheldon, Sam is a secondary character who is a friend of the protagonist, Ella. He is portrayed as a supportive and understanding figure, often helping Ella navigate the ups and downs of her dramatic life in high school. Sam's character adds depth to the story by providing a contrast to Ella's more flamboyant personality, showcasing the importance of friendship amidst the chaos of adolescence.