Dat 'Ard ta Feed's a Threat

Dere's been a big shakin' in dis mountain ever since we got 'ere, and a loud roarin's been hurtin' my ears. When we was busy fightin' dem Redeye gits, one o' da boyz found a room where dat fing wot's shakin' da mountain lives. Den he got 'et, and so did a few other boyz. Now dem Gobbos is goin' ta let loose dat giant fing wot ate dose boyz. Dey fink dat'll stop us from makin' 'em join da Waaagh! You look like a strong enuff git to take on wutever makes da mountain shake! I fink youse goin' ta be da one wot kills dat giant fing an' put an end ta dis!

Search for the chamber of 'Ard ta Feed at the end of the Night Goblin Barracks. Enter the chamber and kill 'Ard ta Feed. Return to Gorbaz Tuffchoppa at the top of Gunbad Tunnels when done.