Credit: FX | FX If you see a parade of diners in Kangol flat caps at Bubby’s this week, don’t be too surprised: It’s all part of the renewed interest in the late John F. Kennedy Jr. and Carolyn Bessette Kennedy, thanks to Love Story, the new Hulu/FX capsule series about the famous (and at times, infamous) couple. The show has set a record as FX’s most-watched limited series ever, clocking over 25 million viewing hours. Folks have been especially transfixed by the ultra ’90s-cool aesthetics and world-building — the Calvin Klein neutrals, Noguchi lamps, and Tribeca lofts. Showrunner Ryan Murphy, for all of the controversy surrounding the show, has certainly committed to period accuracy. Curbed published a deep dive on the painstakingly sourced Wassily chairs and Joseph D’Urso flourishes, and according to luxury resale platform the RealReal, searches for Calvin Klein also spiked 139 percent in the 12 days following the first episode’s release. Fans in New York City who are hungry for even more immersion have also started going to the restaurants and bars featured in the show and other spots that are seminal to JFK Jr. and CBK lore. Bubby’s was a known go-to spot for the couple, who were often photographed by the Tribeca restaurant (it was just up the block from their former penthouse apartment, and JFK Jr. apparently loved the pancakes). Bubby’s tells Eater, “It was a fun moment to see the restaurant featured in the show. The buzz has been great, and we’ve…