Former X Factor judge Tulisa Contostavlos had to leave a hearing briefly over an alleged drug deal because she suffered a sudden nose bleed in the dock.
She returned after a short adjournment.
The case was adjourned until 10am tomorrow when the prosecution are due to open the case.
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Rahman was ejected from his powerful job in April by an Election Commissioner after being accused of corrupt and illegal practices.
The service was due to start in September but there is no agreement on pay and conditions such as how many night shifts staff will work.
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