The Reds made an ideal start to the hectic festive period with an up-tempo display from the off, almost forging ahead inside two minutes as Tom Cleverley’s close-range effort was well fended away by Hammers goalkeeper Adrian.
Wayne Rooney, who recovered from a groin injury to return to David Moyes’ lineup, arced a free-kick narrowly past the Spaniard’s top corner before Antonio Valencia’s drilled effort was beaten away. The Hammers’ resistance was ended before the half-hour, however, as Welbeck impishly flicked a pass to Rooney, motored onto the return ball and fired a left-footed finish across Adrian.
The Reds’ strike duo combined again as United's lead was doubled 10 minutes later. Rooney charged down James Collins’ clearance and Welbeck combined with Januzaj to release the teenage winger inside the visitors’ area. Shimmying inside, Januzaj left Collins in his wake before crashing an unstoppable low finish past Adrian.
United might have substantially enhanced the scoreline, with Valencia firing over after a lightning counter-attack, Jonny Evans having a header nudged wide by Mark Noble and Chicharito seeing a goal disallowed for a contentious offside decision. With 18 minutes remaining, substitute Young rounded off the hosts' scoring with a magnificent finish high into the top corner after a simple lay-off from Rooney. Hammers substitute Carlton Cole sprung United's offside trap and slid in a finish to deny the Reds a