Last week concluded with Jon Snow coming back to life and the previous week with the anguished howl of every adolescent male who had ever found Melisandre sexually attractive This week, that changed, the episode concluded with Jon Snow strutting off into the great unknown having finally finished off that twonk Olly  Jon, it’s claimed, is the son of Ned’s sister Lyanna Stark and Daenerys’ brother Rhaegar Targaryen. If “R + L = J” is true, that makes him part-Stark and part-Targaryen. Part-snow, part-dragon.