anybody who is anybody
/ˌen.i.bɒd.i huː ɪz ˈen.i.bɒd.i/idiom
all the important, famous or influential people in a particular field or place
все, кто что-то собой представляет; вся элита
Русский аналог: «весь свет; все сливки общества»
Вариант: everybody who is anybody. Обычно дальше: was / will be there. Звучит немного иронично.
“Anybody who is anybody was at the film premiere.”
“If you’re in fashion, anybody who is anybody will be in Paris this week.”
“The restaurant is so exclusive that anybody who is anybody books months ahead.”