UFC 27: Ultimate Bad Boyz was a mixed martial arts event held by the Ultimate Fighting Championships on September 22, 2000 at the Lakefront Arena in New Orleans, Louisiana.
[4] In the event, UFC legend Dan Severn returned to the promotion after more than 3 years on the independent scene to face off against top heavyweight contender Pedro Rizzo.
Severn was the fan favorite, but he submitted to leg kicks from Rizzo in the first round.
[5][4] The event also featured former UFC Heavyweight Champion Maurice Smith took on the first KOTC Heavyweight Champion Bobby Hoffman.
[6][7][8] Jackson then faced Jeremy Horn on September 22, 2000, at this event.