Two CMA Awards categories were announced on Good Morning America on Thursday (November 1), hours before the full awards ceremony takes place.
McGraw and Chesney triumphed in the 'Musical Event' category for their hit single 'Feel Like a Rock Star'.
The all-star pairing won out over fellow nominees Alan Jackson and Zac Brown Band, Willie Nelson and Snoop Dogg, Taylor Swift and The Civil Wars and the duo of Lionel Richie and Darius Rucker.
Keith took the 'Music Video of the Year' trophy for his 'Red Solo Cup' clip against Miranda Lambert, Little Big Town, Kenny Chesney and Eric Church.
The remaining winners will be announced on tonight's CMA Awards in Nashville.
Blake Shelton, Lady Antebellum, The Band Perry, Kelly Clarkson, Faith Hill, Chesney and McGraw are all slated to perform on tonight's award show.
Carrie Underwood and Brad Paisley host the 2012 Country Music Association Awards, airing tonight at 8pm ET on ABC.
> Country Music Association Awards 2012: The nominations in full
Watch Tim McGraw and Kenny Chesney's 'Feel Like a Rock Star' music video below: