See where Deminski & Doyle get all those sound effects from
From the start of the Deminski & Doyle show, you're bound to hear some sound effects that will give you a laugh. Everyday when Jeff and Bill sign on, You hear Bill's introduction as "BIG BILL DOYLE!" Then, right after Bill's intro, Jeff will be introduced with voice saying "It's Jeff. I'm Jeff or Jeffe."
You can see below that there are various touch screen buttons labeled with all the sounds effects that you normally here daily on the show.
You can see a photo of Bill's sound effects machine below.