Anderson Silva vs. Stephan Bonnar staredown pic from UFC 153 weigh ins in Brazil

Ultimate Fighting Championship (UFC) kicked off its weigh-in extravaganza earlier today (Oct. 12, 2012) at the HSBC Arena in Rio de Janeiro, Brazil, the host venue for tomorrow night's UFC 153: "Silva vs. Bonnar" event on pay-per-view (PPV).

Find out how much everyone weighed in our UFC 153 weigh in results post by clicking here.

"Silva vs. Bonnar" is exactly what it sounds like: UFC Middleweight Champion Anderson Silva returning to the light heavyweight division to battle grizzled veteran Stephan Bonnar. This is a sneak peek of what you can expect when they square off tomorrow night inside the cage.

Remember: MMAmania.com will provide LIVE round-by-round, blow-by-blow coverage of the main card bouts on fight night (Sat., Oct. 13, 2012), which is slated to air at 10 p.m. ET on pay-per-view (PPV). The latest quick updates of the live action will begin to flow earlier than that around 6:45 p.m. ET with the "Prelims" match-ups on Facebook and FX.

For more on this weekend's Brazilian showdown click here.