LUTON, England (Reuters) - It was not long ago that Manchester United's signing of Rasmus Hojlund was a rich source of humour for fans of rivals Manchester City as the young Dane laboured to make an impression in the Premier League.

Not helped by United's worst start to a season since the early 1960s, Hojlund, who cost 72 million pounds ($90.71 million), looked lost at times as his wait for a first Premier League goal dragged on.