Tickets for UFC 121: "Lesnar vs Velasquez" which is slated for the Honda Center in Anaheim, Calif., on Oct. 23, will go on sale to the general public on Saturday, Aug. 21, at Noon PT.

UFC Fight Club members and UFC Newsletter subscribers, naturally, will be able to scoop up tickets prior to them being available for public consumption.

UFC 121 will feature a heavyweight title bout pitting division champion Brock Lesnar against undefeated challenger Cain Velasquez. Former Strikeforce Middleweight Champion Jake Shields will make his Octagon debut against well-rounded welterweight stalwart Martin Kampmann in the co-featured fight of the night.

Another high-profile showdown between Tito Ortiz and Matt Hamill has also been made official.

Here is the UFC 121 tickets sales schedule (all times PT):

• UFC Fight Club presale: Thursday, Aug. 19 at 10 a.m.
  
• UFC Newsletter presale: Friday, Aug. 20 at 10 a.m.
• General tickets sale: Saturday, Aug. 21 at Noon.

UFC 121 tickets can be purchased through StubHub.com (Note: StubHub often has seats available even if the event is "sold out"). It will also be available to watch on on pay-per-view (PPV) at 10 p.m. ET on fight night.

For more on "Lesnar vs Velasquez" stay dialed in to MMAmania.com. To check out the latest UFC 121 fight card and rumors click here.