My very television-averse friend wishes to know what if anything this is spoofing. And who "Sourvereign Segnior" might be. My very television-averse friend mi

My very television-averse friend wishes to know what if anything this is spoofing. And who "Sourvereign Segnior" might be. My very television-averse friend might also not be averse to televisioning this particular concept, were it to be realised in full.