In the most anticipated rematch in MMA history, Chris Weidman will defend his UFC middleweight title against Anderson Silva at UFC 168 on Saturday night. While most gave Weidman a snowball's chance of winning in Las Vegas the first time they fought, we've seen both things happen and have come to accept that anything is possible.
Silva, a challenger for the first time since 2006, lost his gold by clowning around and getting caught. There's no telling how he'll react to that in the rematch.
Leave no doubt.
Here are five things to watch for on Saturday night.