Rihanna, Zac Brown Band to Headline March Madness Music Fest

Kevin Mazur/Getty Images for DirecTV
Rihanna performs during DirecTV Super Saturday Night hosted by Mark Cuban's AXS TV and Pro Football Hall of Famer Michael Strahan at Pendergast Family Farm on Jan. 31, 2015 in Glendale, Arizona. 

Grammy Award winners Rihanna and the Zac Brown Band will headline this year's March Madness Music Festival.

The free, three-day concert series will be held April 3-5 in Indianapolis, which is hosting the Final Four for the seventh time.

Listen to Rihanna's New Song 'American Oxygen' Previewed in March Madness Commercial

Rihanna and the band Bleachers will perform April 4 at White River State Park along with Bleachers. Rihanna's song "American Oxygen" is currently being used in NCAA Tournament promotions.

The Zac Brown Band and award-winners Lady Antebellum and Kacey Musgraves will perform April 5. Organizers have not yet announced the lineup for April 3.

For the first time, the concerts also will be streamed live online at www.ncaa.com/musicfest.