The striker, on loan from Arsenal, struck just four minutes after his introduction as a 77th-minute substitute.

Cardiff were knocked off the top of the Sky Bet Championship table after they were beaten 3-0 by Preston at Deepdale to end their unbeaten start.

Manchester United 2 Crystal Palace 0: Jose Mourinho yesterday gave United supporters a glimpse of their future with four full debutants, their youngest player in 61 years and the club’s youngest line-up in Premier League history.