Papa, potatoes, poultry, prunes, and prism, are all very good words for the lips: especially prunes and prism.Charles Dickens (Little Dorrit)

Pix from the brilliant Moses Supposes His Noses are Roses elocution song and dance sequence from SINGING IN THE RAIN. That's rubber-faced Donald O'Connor - a great dancer and a pretty good comedic actor. (THE KING'S SPEECH ain't the only film ever to elaborate on the 'joys' of elocution.)