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Despite its success, "Cheers" also faced challenges, especially with cast changes that impacted the storyline's direction. Shelley Long's departure after five seasons brought about a significant shift in dynamics, leaving a void for Danson, who expressed his uncertainty at losing his "dance partner" on screen. However, the show's ability to evolve—most notably with the introduction of Kirstie Alley as Rebecca Howe—proved that "Cheers" could adapt and continue to thrive.