The former X Factor contestant unleashed a tirade against the London-based management firm on Saturday night, claiming that Modest was "stalking my Twitter" after over-working the star.

Her tweets included allegations of not seeing her children and an incident whereby Modest "watched me collapse" before giving Ferguson a can of Coca-Cola and instructing her to conduct a press interview.

However, not everyone appears to have unquestioningly backed Ferguson's side of the story following the outburst.

One Direction member Louis Tomlinson ...