Twin Temple, the LA-based duo of married couple Alexandra and Zachary James, have carved out an interesting niche for themselves. They make old-timey doo-wop and early-’60s pop pastiche that’s full of campy Satanic imagery; hits include “Lucifer, My Love,” “Sex Magick,” and “Let’s Have A Satanic Orgy.” Apparently, not everyone appreciates this whole gimmick. The duo were booked to play …