Seth Petruzelli -- who was scheduled to fight Aaron Rosa on the under card of the CBS "Saturday Night Fights" special this evening -- stepped up on short notice to take on Kimbo Slice in the main event.
And he ended up stopping the promotional poster boy early in round one via strikes.
Ken Shamrock -- the original opponent for Slice -- was scratched at the last minute because of an injury.
Stay tuned for more on this shocking story as it develops. Craziness.
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