Look at the icon. There is a distinct mouth made of a line of rocks, curved into a half-circle.
And yes, theoretically the nose thing could work, but my nose isn't attached very well to my face, and if it falls off in there, I don't think I'll want it back
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let me get this straight....
your eyes are two bits of coal, and your nose is a carrot. >>
Look who's talking. Your face is green, and your eyes make you look like you just took some crack and chased it down with some LSD shots.