Any idea what this shoulder "button" is?

[divingbiker]

My diagnoses is benign abnormal cell growth.
DNA and RNA can only transcribe and transpose so many times before making an error in coding.

Twenty dollars, please. Payable in jam
can I call you Lumpy now?

And so what is the treatment for benign abnormal cell growth, Dr. Zen?

You can call me Lumpy if you'd like, I guess, but it won't earn you any jam.