Barton, who is a self-confessed Bhoys supporter but recently oined their arch rivals Rangers on a permanent deal, claimed that Brown is not in the same league as him.
However, Brown has shrugged off Barton's comments and has claimed that the duo will get on great in the Old Form derbies in Glasgow next season.
Brown said of the former QPR and Burnley man: "I've not been in his league. He's in my league.
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