P1f0 CEEFAX 180 Sun 9 Apr 01:33/50   1/2   HOME   DIARY  Until this evening:  THEATRE The Piccadilly in London is the first 'fst End theatre to open for Sunday matinees, with a pfrformance of Only the LonelyN DEMONSTRATION MPs Tony Benn and Ken Livingstone are among the speakers at a London rally against Turkey's incursion into northern Iraq.  Summary 102 Commons 140 Diary 180 Home 110 World 160 Reel 196 Politics 130 Despatch 190 Guide 198 Despatch Main News Summaries Finance