UFC 158 ST-PIERRE vs DIAZ Official Trailer

Here it is the trailer for March's big "UFC 158: St-Pierre vs. Diaz" event. UFC welterweight champion Georges St-Pierre (23-2 MMA, 17-2 UFC) will finally fight the former Strikeforce champion Nick Diaz (26-8 MMA, 7-5 UFC) in the main event. UFC 158 takes place March 16 at Montreal's Bell Centre.

See full fight card below.

MAIN CARD (Pay-per-view, 10 p.m. ET)

Champ Georges St-Pierre vs. Nick Diaz - for welterweight title

Carlos Condit vs. Rory MacDonald

Jake Ellenberger vs. Johny Hendricks

Chris Camozzi vs. Nick Ring

Colin Fletcher vs. Mike Ricci

PRELIMINARY CARD (FX, 8 p.m. ET)

Patrick Cote vs. Bobby Voelker

Quinn Mulhern vs. Rick Story

Antonio Carvalho vs. Darren Elkins

Daron Cruickshank vs. John Makdessi

PRELIMINARY CARD (6:35 p.m. ET)

Jordan Mein vs. Dan Miller

Mitch Gagnon vs. Issei Tamura

Johnny Eduardo vs. Yves Jabouin