After escorting the man to room 666 and briefly tricking him into getting locked out, Daffy causes no end of noise trying to do his job, awakening the customer in the process.

Daffy, thinking that Elmer is blowing whistles, proceeds to yell at him so loudly to him that he once again wakes the now infuriated man, so Elmer hurries downstairs and he and Daffy switch places through a fake promotion in an effort to fool the man: "Fow vewy mewitowious sewvice, you are hewewith pwomoted to the position of managew.

Director David Bowers writes, "A Pest in the House is a great cartoon featuring a terrific performance from Daffy Duck.

Although it's directed by Chuck Jones, he hadn't yet developed Daffy into the selfish, greedy, ill-tempered foil to Bugs Bunny that he would become.

For me, the cartoon is the best of two worlds: the wonderful drawings, poses, and comic timing of Jones' direction coupled with the much funnier Daffy of directors Bob Clampett and Frank Tashlin.