Plaza Suite is a three-act play written by Neil Simon that premiered in 1968. The play is set in the luxurious Plaza Hotel in New York City and features three different couples, each facing unique challenges in their relationships. The stories explore themes of love, marriage, and the passage of time, all while incorporating humor and wit. Each act presents a different scenario, showcasing the characters' interactions and conflicts. The play highlights the complexities of human relationships, often revealing the comedic and poignant moments that arise in everyday life. Overall, Plaza Suite remains a beloved classic in American theater.