The MacArthur is a historic Art Deco event hall near MacArthur Park in Los Angeles. It hosts social events and parties such as Dream Halloween, New Year's Eve parties, and masquerade balls, and has served as a filming location for movies, music videos, and sitcoms. The interior keeps 1920s decor and hand-painted ceilings, and the building was formerly called the Park Plaza Hotel. The exterior and building have areas that still need repair.