This week's big show is tonight's Halloween spectacular music/variety edition of "Radio From Downtown" at the historic Avalon Theatre in Easton (7:30 p.m.). This multidimensional show will celebrate its 20th anniversary with a presentation of another famous radio program first broadcast 71 years ago from the CBS radio studios in New York City: Orson Welles and the Mercury Theatre on the Air's adaptation of H.G. Wells' "The War of the Worlds."

The program will feature the house band No-No Nonette, the Downtown Players with Carl Kasell and Liane Hansen from National Public Radio, folk group Hot...