Jimmy Carr has been denounced for a “truly disturbing” joke made about the Gypsy, Roma and Traveller community and the Holocaust in his latestNetflix special. The comedian, known for his stand-up and roles on shows including 8 Out Of 10 Cats , issued a “trigger warning” to the audience at the beginning of his one-hour show, His Dark Material, admitting his performance contained “terrible things”. In a widely-shared clip from the show, Carr, 49, said: “When people talk about the Holocaust, they talk about the tragedy and horror of six million Jewish lives being lost to the Nazi war machine....