‘Too oft shall the note of Mac Crimmon’s bewailing Be heard when the Gael on their exile are sailing; Dear land! to the shores whence unwilling we sever; Return—return—return we shall never! ‘_Cha till, cha till, cha till, sinn tuille! Cha till, cha till, cha till, sinn tuille, Cha till, cha till, cha till, sinn tuille, Ged thilleas Mac Leod, bheò Mac Criomain._’ Some stories, by the way, state that Mac Crimmon himself composed the words to suit the air, and others that they were composed by his sweetheart at Dunvegan on hearing him playing the new lament when the clan was leaving the castle. Still others would have it that the sweetheart’s song was another, composed in response to that of Mac Crimmon. The phrase, _Cha till mi tuille_, is also associated with the story of the piper who tried to explore a cave in Mull, which was given in a previous chapter. The people of Skye claim the story, and say this piper was a Mac Crimmon, but the legend is not supposed to give the origin of the phrase. _Cha till mi tuille_ was used on many occasions as an extempore expression of feeling on the part of a piper without any reference to the particular tune, “Mac Crimmon’s Lament.” If “Mac Crimmon’s Lament” is associated with a departure for the wars, there is another tune associated very closely with war itself—so closely, indeed, that, according to the accepted story of its origin, it was composed while one of the most cruel deeds ever done in the name of warfare was being perpetrated. “GILLIECHROIST” or “KILLYCHRIST” is the war tune of Glengarry, and its origin—mythical according to some writers—is as follows:—