Marsika Hargitay roasted Nicole Kidman’s viral AMC ad during the opening monologue at the 2026 Emmys. The “Law & Order: Special Victims” star’s opener got off to a rocky start Monday with a pre-taped video of her singing Joan Jett’s “I Love Rock ‘n’ Roll,” which she changed the lyrics to to pay homage to this year’s nominees. New York Knicks star Jalen Brunson made a cameo, as well as Jennifer Coolidge. The highlight of her monologue was when she poked fun at Kidman’s 2021 ad for AMC Theaters, which has inspired countless memes and spoofs thanks to the earnest monologue the “Big Little Lies” star delivers in the commercial. Hargitay…