Tolong jelaskan mengenai 1983–2004: Tahun Terakhir dari Ray Charles

In 1983, Charles signed a contract with Columbia. He recorded a string of country albums and had hit singles in duets with singers such as George Jones, Chet Atkins, B. J. Thomas, Mickey Gilley, Hank Williams Jr., Dee Dee Bridgewater ("Precious Thing") and his longtime friend Willie Nelson, with whom he recorded "Seven Spanish Angels".

In 1985, Charles participated in the famous musical recording and video "We Are the World", a charity single recorded by the supergroup United Support of Artists (USA) for Africa.

Before the release of his first album for Warner, Would You Believe, Charles made a return to the R&B charts with a cover of the Brothers Johnson's "I'll Be Good to You", a duet with his lifelong friend Quincy Jones and the singer Chaka Khan, which hit number one on the R&B chart in 1990 and won Charles and Khan a Grammy for their duet. Prior to this, Charles returned to the pop charts with "Baby Grand", a duet with the singer Billy Joel. In 1989, he recorded a cover of the Southern All Stars' "Itoshi no Ellie" for a Japanese TV advertisement for the Suntory brand, releasing it in Japan as "Ellie My Love", where it reached No.3 on its Oricon chart. In the same year he was a special guest at the Arena di Verona during the tour promoting Oro Incenso & Birra of the Italian singer Zucchero Fornaciari.

In 2001–02, Charles appeared in commercials for the New Jersey Lottery to promote its campaign "For every dream, there's a jackpot".

In 2003, he headlined the White House Correspondents Dinner in Washington, D.C., attended by President George W. Bush, Laura Bush, Colin Powell and Condoleezza Rice.

Also in 2003, Charles presented Van Morrison with Morrison's award upon being inducted in the Songwriters Hall of Fame, and the two sang Morrison's song "Crazy Love" (the performance appears on Morrison's 2007 album The Best of Van Morrison Volume 3). In 2003, Charles performed "Georgia on My Mind" and "America the Beautiful" at a televised annual banquet of electronic media journalists held in Washington, D.C. His final public appearance was on April 30, 2004, at the dedication of his music studio as a historic landmark in Los Angeles.