Jack Harlow has responded to a clip of two referees trying to work out who the rapper is.Last night (May 1) Jack Harlow was watching an NBA basketball game between the Milwaukee Bucks and Boston Celtics when two of the referees were caught on camera trying to work out who the rapper was and what he did.“Who is Jack Harlow?” asked Scott Foster with fellow ref Ed Malloy replying “I have no idea. Who is he?”“I don’t know,” replied Foster.