A young boy or girl practices not moving his or her lips. Charlie McCarthy was once the world's most famous blockhead, sidekick and as unlikely as it seems (since the whole point is to SEE the ventriloquist) radio personality. He was owned by Candice Bergen's father.
Actually, now that I think of it, Charlie had a whole lot more personality than Ryan Seacrest.
W.C. Fields: "Quiet, Wormwood, or I'll whittle you into a venetian blind."
Charlie: "Ooh, that makes me shutter!"
Other Vent Figures HERE
Vernacular Snapshot of a child with ventriloquist dummy Charlie McCarthy Circa 1940? Collection Jim Linderman
Dull Tool Dim Bulb Books HERE