As of today, tickets for UFC 91 – set to take place on November 15 in Las Vegas, NV – are on sale and should sell out rather quickly as the main event is Randy Couture vs. Brock Lesnar.  Fortunately for regular readers of Octagon Buzz, tickets for the best seats at UFC 91 can be had.  From ringside all the way to the general admission seats.  To check availability of seating and to buy tickets, click here.  Don’t miss out on one of the top UFC events this year!!!