"Diary of a Mad Black Woman" is a 2002 film directed by Tyler Perry, based on his stage play of the same name. The story follows Helen McCarter, a woman who faces betrayal when her husband, Charles, leaves her for another woman. The film explores themes of love, resilience, and self-discovery as Helen navigates her emotional turmoil. Throughout her journey, Helen finds support from her family and friends, particularly her grandmother, Madea, who offers wisdom and humor. The film highlights the struggles of African American women and emphasizes the importance of empowerment and healing after heartbreak.