The term 'Hall of Entertainment' is a reference to the popular late-night talk show, The ARSENIO Hall Show, which aired from 1989 to 1994. The show was hosted by comedian and actor ARSENIO Hall, whose name is the answer to the crossword puzzle. The show was known for its innovative format, featuring musical performances, celebrity interviews, and comedy sketches. It was also notable for its diverse audience, which included people from all walks of life.