B.J. Penn knockout video: Rep says UFC fighter was attacked first
On This Day: BJ Penn makes his debut at UFC 31 in 2001! | #OnThisDay in 2001: BJ Penn introduced himself to the world with his debut at UFC 31! | By UFC | Facebook
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BJ Penn Barred From UFC After His Recent Street Fight
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UFC FIGHT PASS: Pioneers of MMA: BJ Penn - YouTube