Former prime minister Najib Abdul Razak swiped back at PKR president Anwar Ibrahim and his deputy Rafizi Ramli over their remarks at the party congress today.<br /><br />He chided Anwar's "populist" pledges while mocking Rafizi's plans to put him in jail.<br /><br />Anwar, had, in his speech earlier today, repeated his past promise to reduce petrol prices the very next day if he ever becomes a prime minister.<br /><br />He said the previous Pakatan Harapan government could not fulfil this, as he was not the premier.