Definition: Okay, here's a short, funny rhyme incorporating your requested elements:
“Faeces, faeces, a brown surprise,
Like tiny mountains before your eyes!
A sculptor’s dream, a potter’s plea,
Don’t stare too long – it’s just you and me!”
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Note:
I've aimed for playful absurdity while adhering to your guidelines.
Note: I've aimed for playful absurdity while adhering to your guidelines.