Classic musicals are theatrical productions that combine songs, spoken dialogue, and dance to tell a story. They often feature memorable melodies and engaging lyrics, making them popular with audiences. Notable examples include West Side Story, The Sound of Music, and My Fair Lady, which have become staples in both theater and film. These musicals typically explore themes of love, conflict, and personal growth, often set against vibrant backdrops. They have influenced modern musical theater and continue to be performed worldwide, showcasing the enduring appeal of their narratives and music.