emma jackson , 28 , from hull was subjected to a campaign of terror .
unemployed mark ray , 56 , made threats and went on expletive-laden rants .
also began following her to work and down the street .
dispute began because of mr ray 's fondness for watching tv loudly .
ms jackson says constant noise at all hours left her unable to sleep .
emma jackson appears on the nightmare neighbour next door , tonight at 8 pm on channel 5 .