The Zack Attack's Top 20 and Picks for This Weekend

20. Oregon Ducks (3-1)

EUGENE, OR - SEPTEMBER 19: Darron Thomas #1, Jeremiah Masoli #8, head coach Chip Kelly and Javes Lewis #14 of the Oregon Ducks wait in the tunnel to be introduced before the start of the game against the Utah Utes at Autzen Stadium on September 19, 2009 i

19. Mississippi Rebels (2-1)

COLUMBIA, SC - SEPTEMBER 24: Head coach of the Mississippi Rebels, Houston Nutt, watches his team warm up for their game against the South Carolina Gamecocks at Williams-Brice Stadium on September 24, 2009 in Columbia, South Carolina. (Photo by Streeter L

18. South Florida Bulls (4-0)

17. Kansas Jayhawks (4-0)

LAWRENCE, KS - SEPTEMBER 26: Quarterback Todd Reesing #5 of the Kansas Jayhawks reacts during warm-ups just prior to the start of the game against the Southern Mississippi Golden Eagles on September 26, 2009 at Memorial Stadium in Lawrence, Kansas. (Pho

16. TCU Horned Frogs (3-0)

15. Penn State Nittany Lions (3-1)

STATE COLLEGE, PA - SEPTEMBER 26: Head coach Kirk Ferentz of the Iowa Hawkeyes shakes hands with head coach Joe Paterno of the Penn State Nittnay Lions after defeating them 21-10 on September 26, 2009 at Beaver Stadium in State College, Pennsylvania. (P

14. Houston Cougars (3-0)

HOUSTON - SEPTEMBER 26: Quarterback Case Keenum #7 of the Houston Cougars is lifted in the air after Kennum scored a 4 yard touchdown run to give the Cougars a 29 to 28 win over the Texas Tech Red Raiders at Robertson Stadium on September 26, 2009 in Hous

13. Iowa Hawkeyes (4-0)

STATE COLLEGE, PA - SEPTEMBER 26: Head coach Kirk Ferentz of the Iowa Hawkeyes talks with Ricky Stanzi #12 while playing the Penn State Nittnay Lions on September 26, 2009 at Beaver Stadium in State College, Pennsylvania. Iowa won the game 21-10. (Photo

12. Virginia Tech Hokies (3-1)

11. Michigan Wolverines (4-0)

ANN ARBOR, MI - SEPTEMBER 19: Head coach Rich Rodriguez of the Michigan Wolverines is flanked by quarterbacks Tate Forcier #5 and David Cone #17 as he signals during the game with the Eastern Michigan Eagles at Michigan Stadium on September 19, 2009 in An

10. Ohio State Buckeyes (3-1)

COLUMBUS, OH - NOVEMBER 22: Daniel Herron #1 of the Ohio State Buckeyes carries the ball during the Big Ten Conference game against the Michigan Wolverines at Ohio Stadium on November 22, 2008 in Columbus, Ohio. (Photo by Andy Lyons/Getty Images)

9. Cincinnati Bearcats (4-0)

8. Oklahoma State Cowboys (3-1)

STILLWATER, OK - SEPTEMBER 05: Quarterback Zac Robinson #11 of the Oklahoma State Cowboys warms up before the college football game against the Georgia Bulldogs at Boone Pickens Stadium on September 5, 2009 in Stillwater, Oklahoma. The Cowboys defeated

7. USC Trojans (3-1)

LOS ANGELES - SEPTEMBER 23: Quarterback Matt Barkley #7 of the USC Trojans throws a pass against the Washington State Cougars on September 23, 2009 at the Los Angeles Coliseum in Los Angeles, California. USC won 27-6. (Photo by Stephen Dunn/Getty Image

6. Oklahoma Sooners (2-1)

ARLINGTON, TX - SEPTEMBER 05: Quarterback Landry Jones #12 of the Oklahoma Sooners at Cowboys Stadium on September 5, 2009 in Arlington, Texas. (Photo by Ronald Martinez/Getty Images)

5. Boise State Broncos (4-0)

BOISE, ID - SEPTEMBER 3: Titus Young #4 of the Boise State Broncos dives for extra yardage as Eddie Pleasnt #11 and Casey Matthews #55 of the Oregon Ducks close in on a tackle in first quarter of the game against the Oregon Ducks Boise State Broncos on S

4. LSU Tigers (4-0)

BATON ROUGE, LA - SEPTEMBER 19: Jordan Jefferson #9 shakes hands with head coach Les Miles of the Louisiana State University Tigers after defeating the University of Louisiana-Lafatette Ragin' Cajuns at Tiger Stadium 31-3 on September 19, 2009 in Baton

3. Alabama Crimson Tide (4-0)

ATLANTA - SEPTEMBER 05: Quarterback Greg McElroy #12 of the Alabama Crimson Tide against the Virginia Tech Hokies during the Chick-fil-A Kickoff Game at Georgia Dome on September 5, 2009 in Atlanta, Georgia. (Photo by Kevin C. Cox/Getty Images)

2. Texas Longhorns (4-0)

AUSTIN, TX - SEPTEMBER 26: Wide receiver Jordan Shipley #8 and James Kirkendoll #11 of the Texas Longhorns celebrate a touchdown in front of Brandon Miller #25 of the UTEP Miners at Darrell K Royal-Texas Memorial Stadium on September 26, 2009 in Austin,

1. Florida Gators (4-0)

LEXINGTON, KY - SEPTEMBER 26: Quarterback Tim Tebow #15 of the Florida Gators lays on the ground after being sacked by Taylor Wyndham #94 of the Kentucky Wildcats during the third quarter of the game at Commonwealth Stadium on September 26, 2009 in Lexing