Time to clean out the ol' MMA notebook on what has been a busy non-fight week.

Jon Jones vs. Rashad Evans is officially ... official for UFC 145 on April 21.

A lightweight bout between John Cholish and Danny Castillo has been added to UFC on FOX 3 on May in New Jersey. Also announced for the card was Pascal Krauss vs. John Hathaway in welterweight action.

Igor Pokrajac will meet Thiago Silva and Donald Cerrone vs. Yves Edwards have been added to UFC on FUEL TV 3 on May 15 in Fairfax, Va.

UFC on FX 3 will take place June 22 in Atlantic City, N.J.

UFC 148 is slated for July 7 in Las Vegas.

UFC on FOX 4 will take place Aug. 4 in Los Angeles.

Former UFC middleweight Jorge Santiago has agreed to meet Leonard Pecanha at Titan Fighting 21 on March 2.

The UFC has announced its quarterly Twitter bonus winners. Each winner was awarded $5,000, except for Cung Le who won in two different categories.

Most Followers:
@SpiderAnderson -- Anderson Silva
@Junior_Cigano -- Junior dos Santos
@BrendanSchaub -- Brendan Schaub
@CungLe185 --  Cung Le

Biggest Percentage Growth:
@MinotauroMMA -- Antonio Rodrigo Nogueira
@RoyNelsonMMA -- Roy Nelson
@EllenbergerMMA -- Jake Ellenberger
@CungLe185

Most Creative
@TimKennedyMMA -- Tim Kennedy
@JoeB135 -- Joseph Benavidez
@DuaneBangCom -- Duane Ludwig
@HypeOrDie -- Pat Barry

Strikeforce recently announced the full lineup for its upcoming March 3 card in Columbus, OH. Check it out below.

MAIN CARD (Showtime)
Miesha Tate (c) vs. Ronda Rousey -- Strikeforce bantamweight title fight
Mike Kyle vs. Gegard Mousasi
K.J. Noons vs. Josh Thomson
Paul Daley vs. Kazuo Misaki
Ronaldo "Jacare" Souza vs. Derek Brunson

PRELIMINARY CARD (Showtime Extreme)
Alexis Davis vs. Sarah Kaufman
Caros Fodor vs. Pat Healy
Lumumba Sayers vs. Scott Smith
Conor Heun vs. Ryan Couture

Finally, while there aren't any major MMA events scheduled this weekend, there is still plenty of action going down this weekend. Here's a list of the important ones.

Feb. 10 -- XFC 16: Jamie Varner vs. Drew Fickett. Also, former UFC lightweight Corey Hill is in action.
                 ROC 39: Former UFC welterweight Pete Sell and former TUF cast member Jeff Lentz are in action.

Feb. 11 -- One FC 2: Rolles Gracie vs. Bob Sapp
                 Aggression MMA 9 -- Ryan Ford vs. Tyson Steele
                 Legend FC 7

More news

Julie Jacobson / AP

Dos Santos stops Mir

Junior Dos Santos flattened Frank Mir with a huge right hand and finished him on the ground at 3:04 of the second round Saturday night, emphatically defending his heavyweight title at UFC 146 on Saturday night.

Rogerio Barbosa / AFP/Getty Images

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