Covid-19: police crack down on Musselburgh and Haddington house parties A house party at Bush Terrace, Musselburgh (main image, from Google Maps) was dispersed. Inset: Chief Inspector Neil Mitchell PARTY-GOERS in Haddington and Musselburgh were dispersed by police in East Lothian at the weekend after breaching Covid-19 regulations. New data shows how many times Police Scotland officers broke up gatherings over the past week under powers brought in to reduce the spread of the virus. No fixed penalty notices were issued to coronavirus rule-breakers in the county for the week to Wednesday, April 28. But last weekend, eight people were dispersed by police when asked to; four dispersed but only when instructed; while three had to be removed from a place or premises.