It's his MO, he hasn't played against Queensland yet but few Bulls boys have played with and against him and say he loves the chirp and banter.
It's great to be young and brash but you need to pick fights that help your team too- sledging the Laras or Tendulkars or Bumrahs of the world just puts pressure on everyone.
He didn't help Khawaja today he just put pressure on a team mate.