Martin Odegaard struck at the double as the Premier League leaders overcame a sickness bug to leave Mikel Arteta in mid-season wonderland.
The Norwegian pounced twice in the second half to send the Gunners streaking five points clear at the top.
Buoyed by the sight of rivals Manchester City surprisingly losing to Brentford as they made their way to Molineux last night, Arteta’s players then had an upset of a different sort with which to contend.