Nick Cave has shared the first trailer for a new live-streamed solo show, filmed in an empty Alexandra Palace.Idiot Prayer sees the Bad Seeds frontman deliver a unique performance of tracks from throughout his career, including early rarities and songs from Grinderman, right up to his latest acclaimed album ‘Ghosteen’.In the new clip from the show, Cave is seen writing in a notebook ahead of the performance before he walks through the bowels of the iconic venue and eventually settles down at a