"My Big Fat Greek Wedding" is a romantic comedy that follows the story of Toula Portokalos, a 30-year-old Greek woman who feels out of place in her traditional family. She works at her family's restaurant and dreams of a different life. When she meets Ian Miller, a non-Greek schoolteacher, she falls in love and decides to change her life, leading to a series of humorous and heartwarming events. As Toula and Ian plan their wedding, they face cultural differences and family expectations. The film explores themes of love, acceptance, and the clash between modernity and tradition, ultimately celebrating the importance of family and community.