By Ernie Palladino

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Controversy from within is one thing, and heaven knows the Jets generate plenty of that.

But when somebody from the outside jumps unprovoked on the pile, well, that should get everybody’s hackles up.

Carolina Panthers wide receiver Steve Smith decided to go cheap-school with a shot about Mark Sanchez during Wednesday’s co-hosting gig on a Charlotte radio-gab show. Apparently out of thoughts of geographical or demographical relevance, he blurted that he wouldn’t let the embattled quarterback throw him “a paper bag sandwich.”