Kris Kristofferson surprised fans and the music industry on Wednesday (Jan. 27) with the announcement that he had quietly retired in 2020. The music icon played what turned out to be the final full concert of his career on Jan. 30, 2020, and footage is available online. The 84-year-old singer-songwriter continued to record and tour well into his later years, giving solo performances and also touring with the members of Merle Haggard's legendary band, the Strangers. They backed him up at his final show, which took place in the Stardust Theater onboard the Norwegian Pearl during the fifth annua...