After auditions, a dozen were chosen, ranging in age from boomers to octogenarians. The on-air "talent" includes a former nurse, businesspeople and a nutrition expert.
"When I was a little girl," Arkin said, "it was the golden age of radio. My mother had her own radio show, and she told stories on safety and children.
"If there was a child's part, I got to play it, and I loved doing it. I knew when I was growing up that I was going to have my own radio show. Well, you know what happened to radio."
Now, she said, "It's the golden age of YouTube … and I just have so much fun."
Cynthia Pasquale is a writer living in Denver.