Frank Mir's pulled off a ton of spectacular moves over the years and when he faces off with Roy Nelson he may have to break out one of his greatest hits to get the job done. Before Mir faces "Big Country," at UFC 130, he takes us through an action packed flashback.

In honor of one of the UFC's most greatest knock-out artists, Rampage Jackson, we bring you the best one punch knock outs of all time.

Does your favorite KO make the list?

Order the full fights now available on iTunes Canada and iTunes Australia, and coming to the U.S. June 27th.

Tickets are still available for UFC 130, May 28 at the MGM Grand Garden Arena in Las Vegas.

UFC Commentator Mike Goldberg takes you on an interactive walk-through of the new UFC.TV Experience. It's a revolutionary way to enjoy the fastest growing sport in the world. The new interactive video player gets you access to each camera in the Octagon! Get picture-in-picture, quad view, instant replay, plus multiple audio feeds. You can even zero in on each of the fighter's corners to hear the coaches. Our timeline instantly allows you to watch highlights. Judge the fight with the fan scoring module, and see how you stack up with other fans, then share your thoughts through our in-player chat function. It's an expanded UFC® experience where you call the shots, exclusively on UFC.TV.

Former Ultimate Fighter winner Roy Nelson does not look or act like a typical UFC fighter. "Big Country" brings a big personality and big power to the Octagon. Before his showdown with Frank Mir at UFC 130, Roy faces off with our cameras.

Tickets are still available for this exciting event happening May 28 at the MGM Grand Garden Arena in Las Vegas.

Former Ultimate Fighter winner Roy Nelson does not look or act like a typical UFC fighter. "Big Country" brings a big personality and big power to the Octagon. Before his showdown with Frank Mir at UFC 130, Roy faces off with our cameras.

Tickets are still available for this exciting event happening May 28 at the MGM Grand Garden Arena in Las Vegas.

We flash back to all the excitement from one of the most successful UFC events in history. Watch the replay of UFC 129: St-Pierre vs Shields online at ufc.tv

We look back at the biggest UFC event in history. UFC 129 will go down in the history book as a true milestone. Here's how it came together.

Relive all the action from the biggest event in UFC history including two exciting title fights, the debut of a Brazilian powerhouse, and the retirement fight of a legend.

Relive all the action from the biggest event in UFC history including two exciting title fights, the debut of a Brazilian powerhouse, and the retirement fight of a legend.

Who exactly is Jake Shields? The UFC fighter opens up for the UFC® cameras.

Watch UFC® 129: St-Pierre vs Shields, April 30, 2011. It's the only way to see this sold-out event, live from Toronto.