I must be more hungover than I thought possible. I am really stuck here. I make the first word FULFIL given that you are told 'L' and 'F' so with FULFIL being across I make AFFIX as the down clue but then I'm totally stuck....HHHEEELLPPP PLEASE HIC AND MERRY CHRSTMAS TO ALL OF YOU FROM WARM SUNNY SPAIN, THANKS IN ADVANCE AND HOPE TO HEAR FROM SOMEONE OUT THERE WHO'S STILL SANE