The Gunners edged out West Brom 1-0 at Emirates Stadium, with Olivier Giroud helping to stretch a remarkable scoring sequence against the men from the Hawthorns.
Giroud grabs late winner for Arsenal
Arsene Wenger clearly likes facing the Baggies, with his side having now found the target in 21 straight fixtures against a favoured foe.
No side in the top-flight can match that record, with the Gunners now in a league of their own.
Wenger will be hoping that there are further festive treats to come, with victory on Monday helping to keep his side within nine points of table-topping Chelsea.
