Next up is the main event, Anderson Silva versus Chael Sonnen.

Sonnen comes out to mostly boos and he weighs in at 185.  The champion comes in and the cameras catch a young girl giving him two thumbs down.

Silva weighs in at 184 and catches Sonnen with a shoulder to the face during the staredown.

On to the co-main event as two former UFC light heavyweight champions, Forrest Griffin and Tito Ortiz meet. Ortiz takes to the stage sporting a shirt that reads "Thanks for Everything UFC" on the back. Ortiz tips the scale at 204. Griffin wastes no time getting to the scale once he hits the stage and he comes in at 204.

A middleweight bout is up next as Patrick Cote meets Cung Le. Cote takes to the stage first and steps on the scale at 185. Cung Le weighs the same.

On to the welterweights. First to the scale is Demian Maia and he comes in at 170. His opponent, Dong Hyun Kim also weighs in at 170.

No issues during this staredown.

Next up we have Cody McKenzie versus Chad Mendes. McKenize comes in at 145 and does some mean mugging from the stage. His opponent, Chad Mendes can seen to say "wow" when he looks out at the huge crowd for the weigh in. Mendes comes in at 146. The Diaz brothers may be wearing off on McKenzie has he goes head to head with Mendes who seems unfazed.

On to the pay per view card and up first is a bantamweight bout. First to the scale is Mike Easton and he comes in at 135. His opponent, Ivan Menjivar weighs in at 136. Easton sports the Hulk fists for the staredown.

Final fight in the FX card is a, you guessed it, lightweight bout. Fabricio Camoes is first to hit the stage and he comes in 156. His opponent, Melvin Guillard weighs in at 155. We get our first aggressive staredown as Guillard bumps Camoes only to be separated by Dana White.

Next is another lightweight bout featuring Khabib Nurmagomedov versus Gleison Tibau. Nurmagomedov comes in at 155 while Tibau weighs in at 155 as well.

Onto the middleweights. Riki Fukuda comes in at 185, while his opponent Constantinos Philippou tips the scales at 186.

On to the FX card and another lightweight bout. Shane Roller hits the scales first and he comes in at 155. John Alessio takes to the scale at 156.

First up is a lightweight bout that will stream on facebook.  First to the scale is Yoislandy Izquierdo who comes in at 156. His opponent Rafaello Oliveira comes in at 156 as well.

The UFC 148 weigh-ins are ready to begin at what appears to be a packed Mandalay Bay Events Center in Las Vegas, NV.

It's time, as Joe Rogan begins his screaming intros.