A Who's Who of country music's top performers have been added to the list of entertainers taking part in CBS' upcoming "Brooks & Dunn -- The Last Rodeo" concert.

Taylor Swift, Jennifer Hudson, Jason Aldean, Lady Antebellum, Miranda Lambert, Brad Paisley, George Strait, and Sugarland are joining the previously announced Kenny Chesney, Rascal Flatts, Reba McEntire, Carrie Underwood and Keith Urban.

During the tribute concert special, Kix Brooks and Ronnie Dunn of Brooks & Dunn, the best-selling duo in the history of country music, will receive the Academy of Country Music's Milestone Award in recognition of their 20-year, record-breaking career. In August 2009, they announced that they will retire as a duo in 2010 and embark this summer on a final farewell tour, "The Last Rodeo."

"Brooks & Dunn -- The Last Rodeo" will air Sunday, May 23 at 8 p.m. on CBS.

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