Dribble, dribble. Shoot, shoot. Take that ball to the hoop, hoop!
Aaron Rodgers & Olivia Munn - Wisconsin Badgers
The Green Bay Packers QB and his actress girlfriend were spotted at multiple March Madness games in 2015 supporting the Badgers.
APMark J. Terrill
Ashley Judd - Kentucky Wildcats
Actress Ashley Judd may be the most well-known college basketball fan thanks to her dedication to the Wildcats year after year.
Mark Zerof-USA TODAY SportsMark Zerof
Bill Murray - Illinois Fighting Illini
Like a true fan, the loss of the 2005 National Championship still haunts him.
Rob Lowe - Duke Blue Devils
While Lowe is not a graduate of Duke, he did play one on TV. His character in 'The West Wing' attended Duke Law School. But the school also hits close to home as his son is currently an undergrad there.
Getty ImagesLance King
Vince Gill - Belmont Bruins
The country crooner has been a long-time supporter of the university over the years. Gill has established three scholarships for Belmont students, and the university has awarded him with an honorary doctorate.
Getty ImagesWin McNamee
Toby Keith - Oklahoma Sooners
Toby Keith was a member of the 1980 Oklahoma Sooners football team, but he never saw any action on the field.
Getty ImagesEthan Miller
Seth Meyers - Northwestern Wildcats
The Late Night host is an alum of Northwestern. As is Stephen Colbert. They even made a commercial together.
Adam Duritz - Cal Golden Bears
The Counting Crows frontman is an avid fan of all Golden Bears sports. He's even been known to moonlight as a sideline reporter during games.
Getty ImagesRonald Martinez
Bootsy Collins - Memphis Tigers
The Rock and Roll Hall of Fame member may be the best dressed Tigers fan ever.
Getty ImagesJoe Murphy
Jennifer Lawrence - Louisville Cardinals
Louisville Cardinals vs. Kentucky Wildcats. Jennifer Lawrence vs. Ashley Judd. Who do you want on your team?
Rob Riggle - Kansas Jayhawks
The comedian graduated from the university in 1992.
Denny Medley-USA TODAY SportsDenny Medley
Drake - Kentucky Wildcats
The rapper and Wildcats head coach John Calipari have such a close relationship, Coach attended Drake's high school graduation. Thankfully, he wasn't there to offer a scholarship.
Mark Zerof-USA TODAY SportsMark Zerof
Brooklyn Decker & Andy Roddick - North Carolina Tar Heels
Brooklyn Decker and Andy Roddick have an agreement. She will root for Nebraska football, and he'll root for North Carolina basketball.
USA TODAY SportsBob Donnan-USA TODAY Sports
John Legend - Ohio State Buckeyes
John Legend's committment to the Buckeyes is not limited to football.
Nick Lachey - Cincinnati Bearcats
The 98 Degrees singer is such a fan, he built a Bearcats-designed basketball court at home.
David Butler II-USA TODAY SportsDavid Butler II
John Mellencamp - Indiana Hoosiers
'Jack & Diane' aren't the only ones from the heartland.
USA TODAY SportsBrian Spurlock-USA TODAY Sports
David Letterman - Ball State Cardinals
David Letterman is such a dedicated alum of Ball State University, they name buildings after him.
USA TODAY SportsMichael Hickey-USA TODAY Sports
Kate Upton - Michigan Wolverines
The swimsuit model attended the 2013 NCAA National Championship game and may have been a little distracting sitting three rows behind the Wolverines bench.
Mayim Bialik - UCLA Bruins
In between gigs of 'Blossom' and 'The Big Bang Theory,' Bialik earned her undergraduate degree and PhD from the university.
Gary A. Vasquez-USA TODAY SportsGary A. Vasquez
Barack Obama - Georgetown Hoyas
The President of the United States is a fan of basketball, so since he currently resides at 1600 Pennsylvania Avenue, he's adopted the hometown team as his own.
Marco Garcia-USA TODAY SportsMarco Garcia
Bill Clinton - Arkansas Razorbacks
Speaking of presidents, what kind of former governor would Bill Clinton be if he didn't root for his hometown team?
Nelson Chenault-USA TODAY SportsNelson Chenault
Tom Gugliotta - North Carolina State Wolfpack
True, Gugliotta played at NC State, but coming back years later and getting ejected takes a true fan.
USA TODAY SportsUSA TODAY Sports
LeBron James - Ohio State Buckeyes
Despite never playing a game at Ohio State, James still has his own locker in the Buckeyes' locker room.
USA TODAY SportsGreg Bartram-USA TODAY Sports
Marshall Faulk - San Diego State Aztecs
Naturally, the NFL Hall-of-Famer would be a fan of the place where he set a plethora of football records and acquired a large fanbase.
USA TODAY SportsJake Roth-USA TODAY Sports
Tony Romo & Jason Garrett - Duke Blue Devils
Tony Romo may be a fan of Duke, but that doesn't mean the Cameron Crazies are a fan of Romo.
Kid Rock - Michigan State Spartans
Being from Detroit, Kid Rock's allegiance could have gone either to Michigan or Michigan State. The rock-rapper went the way of the Spartan.
Ashton Kutcher - Iowa Hawkeyes
Kutcher was discovered by a modeling scout while he was enrolled at the University of Iowa.
Mark Cuban - Indiana Hoosiers
One of the first business ventures for Dallas Mavericks owner Mark Cuban was opening a pub in Bloomington while he was in college. It did not end well.
Mark J. Rebilas-USA TODAY SportsMark J. Rebilas
Jason Sudeikis & Olivia Wilde - Kansas Jayhawks
The 'Saturday Night Live' alum is a longtime Jayhawks fan, and even better, he's recruited fiance Olivia Wilde to join the fandom as well.
Justin Timberlake - Memphis Tigers
While the Grammy winner spent a lot of his youth in Florida as a member of 'The Mickey Mouse Club,' Timberlake still has a close connection to his roots.
Morgan Freeman - Ole Miss Rebels
This Oscar winner was raised in Charleston, Mississippi, less than an hour away from Oxford, home of the University of Mississippi.
USA TODAY SportsSpruce Derden-USA TODAY Sports
Flavor Flav - Penn State Nittany Lions
Rapper Flavor Flav is a new fan of the Nittany Lions, thanks to his cousin, freshman guard Shep Garner, joining the team.
Matthew O'Haren-USA TODAY SportsMatthew OHaren
Trace Adkins - Baylor Lady Bears
Country singer Trace Adkins was a football player at Louisiana Tech where he had a crush on the women's basketball team point guard Kim Mulkey. Fast forward 30 years, that crush is now head coach of the Lady Bears.