Posted five kills, six digs, a block and a service ace in the Tigers' NCAA Tournament first round loss to No. 17 Florida.
Matched her career-best with 11 kills on .296 hitting while adding three digs and two blocks in the Tigers' sweep of Texas Tech in the regular season finale.
Posted seven kills and had three digs and a blocks in the Tigers' loss to No. 9 Texas.
Had six kills and five digs in the Tigers' loss at Texas A&M.
Tallied eight kills and five digs against No. 13 Iowa State.
Had four kills and four blocks in the Tigers' win over Baylor.
Posted six kills with a dig and a block in the Tigers' win at Kansas.
Tallied nine kills with four digs in the Tigers' sweep of No. 21 Oklahoma.
Posted six kills with three digs and two blocks in the Tigers' loss at Kansas State.
Tallied three digs and posted a solo block at No. 10 Texas.
Posted six kills and two digs in the Tigers' sweep of Central Arkansas.
Posted 10 kills with two aces and two blocks to finish with 13 total points in the Tigers' four-set win over Texas Tech.
Added seven kills and four digs in the Tigers' win over Kansas.
Posted five kills and pulled in 10 digs while being perfect on serve receive in the Tigers' five-set loss at Baylor.
Posted five kills with three assists, six digs, a solo block and she converted 29 of 30 service receptions at No. 22 Oklahoma.
Posted seven kills on 20 attacks with six digs in the Tigers' loss to Kansas State.
Had eight kills, a service ace, four digs and a block in the Tigers' four-set win over Texas A&M.
Had four kills, four digs and a block assists at No. 16 Iowa State.
Had 17 kills and 34 digs while pitching in four blocks at the American Volleyball Classic.
Reset her career-high in digs with 15 against Villanova and American .
Posted 31 kills, 17 digs and eight blocks in the Tigers' four matches at the Denver Pioneer Classic with five service aces.
Tallied 33 kills in five matches at Middle Tennessee State.
Finished the Tiger Invitational with 23 kills, three digs, five blocks and a service ace as she accounted for 27.5 total points.
Named to the PrepVolleyball.com Senior Aces list.
Named to the Under Armour/AVCA High School All-American watch list in 2010 after lettering all four seasons with the J.J Pearce High School Mustangs under the direction of head coach Jason Nicholson.
Led the Mustangs to a Class 4A State Semifinal appearance in 2009 and was a Class 4A Regional Finalist in 2008.
Currently, O'Brien and the Mustangs are in the Class 4A State Playoffs.
Named to LoneStarVolleyball.com's All- Texas Special Recognition Team.
Named LoneStarVolleyall.com All-Texas Honorable Mention in 2009 and was a Texas Girls' Association All-State selection as well.
Named Best Hitter at the 2010 Nike Volleyball Classic in Pearland, Texas.
Was named to the Duncanville Tournament of Champions and Allen Texas Open All-Tournament teams.
Was the All-City Player of the Year in 2009 and was a first-team All-District honoree that year as well.
Was the Offensive Player of the District (10-4A) in 2008.
Played for Texas Advantage Volleyball Club, based out of Dallas, Texas.
Led her team to a 17-Open National Championship in 2010 in Reno, Nev., and a 10th-place finish in the 16-Open Division in 2009.
Named to the 2008 USA Volleyball Junior Olympic All-Tournament Team in 2008 and was named to USA Volleyball High Performance A-2 Team in 2007 and 2008.
Was a member of the High Performance All-Region teams in 2007 and 2008 as well.
Led her team to a national championship berth after placing second at the Denver Open Division in 2010 as well.
Born on Jan. 18, 1993, to parents Steve and Shannon O'Brien in Dallas, Texas.
Is a gifted singer that has been taking private voice lessons since the sixth grade.
Her Fotre' group performed at a variety of different places, including at the Southwest Division of the American Choral Directors Association in 2010.
Also will perform at the Madrigal Festival in San Antonio next year.
Plans to major in broadcast journalism while at Mizzou.
Older brother, Michael, is a freshman at Arkansas.