The only way a ventriloquist speaks differently is that he forgoes using his or her lips, and learns to reproduce sounds using the tongue, upper palate, and teeth only. Those 'difficult' letters are B, F, M, P, V, W, and Y.
Jeff DunhamUp until college age I was using the typical little-boy dummy that sits on the knee and makes woodpecker jokes. My first original character didn't happen until later, and that was Jose the Jalapeno on a Stick.
Jeff Dunham