Robbie Williams hits back at drug claims made by former Take That manager

Robbie Williams accuses former manager of ‘gaslighting’ over trauma (Picture: Andreas Rentz/Getty Images)Robbie Williams has sent a lengthy open letter to former Take That manager Nigel Martin-Smith over comments about his struggles with drug addiction.Both the Rock DJ hitmaker and his ex-manager appear in the new BBC documentary Boybands Forever, discussing the dark side of boybands.The pair were publicly at odds throughout their time working together, with Robbie infamously leaving