[tlhIngan Hol] a very niche joke

tlhInganDaq cholchoH Human. yIjatlhQo' yIjatlhQo' yIjatlhQo' yIjatlhQo' yIjatlhQo' yIjatlhQo' yIjatlhQo' yIjatlhQo' yIjatlhQo' yIjatlhQo' yIjatlhQo' yIjatlhQo' Human: nuqneH? p.s. How would one express "niche" (the adjective)? -- De'vID