Irving the mouse - Scholarly puppet mouse with glasses and a buck tooth seen on the children's program THE PAUL WINCHELL AND JERRY MAHONEY SHOW/NBC/1954. Irving the Mouse (voice of Paul Winchell) lived in a hunk of Swiss cheese at the Jerry Mahoney Clubhouse. Popping out of the holey cheese, Irving frequently helped the ventriloquist "dummy" Knucklehead Smiff with his homework problems.