Happy Christmas to you Mondrian.
59A Attack while filming (5) ?N?E?
(anagram of STONE )
37D means e.g."to have a good shopping spree" 2nd letter L(large) around the name of a plant.
49D. use the last letter of "shoW" + anagram of "Sultan" gives you the food you might eat at Christmas.
44A. I remember this game using pencil and paper, drawing the person etc.
Best wishes. J