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27th May 2015
03:56pm BST

It's been a pound-for-pound row ever since Louis Walsh branded the singer "lazy" and "irrelevant" earlier this month. Louis added fuel to the fire this week when he accused the singer of putting a halt to Nicole Scherzinger's involvement in the X Factor. However, reports then surfaced that the two had made up and that "there's no nastiness." Apparently not!