Newcastle manager Eddie Howe toasted £40m Bruno Guimaraes after the Brazilian scored a superb back-heel goal to fire the resurgent Magpies to a sixth win in seven games.
Strikes from Guimaraes, on his full Premier League debut, and fellow January buy Chris Wood sealed a comeback 2-1 victory at Southampton after Stuart Armstrong had headed the hosts in front.
Delighted Howe, whose side are now 10 points clear of the relegation zone, said: 'I have to say I have not seen too much of that, back-heeling the ball in from that range.