What are those noises off in the direction of the Bucks County Playhouse? Could be the applause for the zany zig-zagging of the newly staged “Noises Off!” playwright Michael Frayn’s 1982 farce of nature about a theater troupe that doesn’t know its exit left from its right.

Bucks County Playhouse’s 85th season kicks off in May with a new production of Michael Frayn’s outrageous farce, “Noises Off,” and is anchored by a world premiere musical, “Last of the Red …