"The little chap" and "the beast" they are talking about is aunt Agatha's dog. So what is "the untold goose" and why is it on the bright side?Bertie Wooster: Ah, Jeeves, how was the little chap this morning?
Reginald Jeeves: Distressingly willful, sir.
Bertie Wooster: Ah well, we must look on the bright side, Jeeves. We must think of the untold goose we have done ourselves by nannying the beast until Aunt Agatha has finished her inspection of the continent.