They are set to face each other in ECC 2 .
The bout is scheduled for a standard 2-round ECC fight.
The fight is organized by the Elite Cage Championships (ECC).
The fight is scheduled to take place on July 6, 2012
The fight is set to start at 09:30 GMT.
The venue for the fight is in St. Marys Band Club.
They are competing in the UFC Heavyweight.
Tai Tuivasa represents Australia, and Simon Osborne represents Australia.
The fight is a highly anticipated championship bout in the UFC Heavyweight.