Sarah Hadland and her Strictly Come Dancing partner Vito Coppola have found themselves at the centre of a favouritism row among BBC viewers following Halloween Week. On Saturday evening, the pair ended up joint-top of the leaderboard after taking on the first Argentine Tango of the series in a Dracula-themed performance. The pair scored a near-perfect 38 from the four judges, including two 10s from Anton Du Beke and Motsi Mabuse. The pair even branded Hadland and Coppola’s performance as “the dance of the night” while the former also said: “I did that thing where I start to write things and th…