NEW YORK — Julia Louis-Dreyfus turned a farewell appearance on "The Late Show with Stephen Colbert" into a masterclass in comedic savagery Tuesday night, channeling her "Veep" character Selina Meyer for a blistering, backhanded tribute that left host Stephen Colbert in stitches just nine days before the show's final episode. The 11-time Emmy winner's surprise roast, written by former "Veep" scribes, perfectly captured the show's bittersweet final stretch as Colbert prepares to sign off on May 21.

Louis-Dreyfus, appearing alongside Pedro Pascal, surprised even Colbert — a longtime "Veep" superfan — by announcing she had recruited writers from the HBO political satire to craft Selina Meyer-style dedications. "He does not know what I'm about to do," she told the audience before slipping into character. What followed was a torrent of oblivious insults, backhanded compliments and signature "Veep"-esque awkwardness that had Colbert snorting with laughter.

"I've been on this show multiple times, and I always thought you were Rachel Maddow. Are you not?" Louis-Dreyfus began as Selina. She continued with zingers including: "You're as relevant as the Bill of Rights," and "Your cancellation gave Donald Trump so much pleasure, I always think of you as the Stormy Daniels of late night."

The actress saved some of her sharpest lines for........

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