The spelling error is "east", that should be "eats". Go down to "Now, head to Thurgo's Penninsula, south of Falador, and give him the redberry pie. He east...."
I wasn't 100% sure where to post this. If this isn't in the correct area please inform me and I will note that for any other occasion. Thank you for all of your hard work in running this game, and for the updates.