Jurgen Klopp has hit back at Frank Lampard after the Chelsea boss warned Liverpool’s coaching staff not to get “arrogant” following their Premier League title win. Lampard had clashed with Pep Lijnders, Klopp’s assistant, during his side’s 5-3 defeat at Anfield on Wednesday night, and later continued the row in his post-match interview. He said: “Some of the bench,…