NARS Impudique is a warm pink with a pearl finish that is limited edition and retails for $30.00. In comparison, Marc Jacobs Beauty Night Fever & Hot Stuff (508) is a warm pink with a luminous finish that is permanent and retails for $42.00.
Marc Jacobs Beauty Night Fever & Hot Stuff (508) is 85% similar — it is less shimmery, lighter, more muted.