The Benicia Theatre Group is celebrating its 60th anniversary with a revival of Nol Coward’s timeless comedy, “Blithe Spirit” The play, which first appeared on the BTG stage in 1983, is now being resurrected 40 years later to captivate local audiences once again. In addition to capturing a new audience, Bye said recent efforts to capture more of the under 40 crowd by relaunching their Instagram.