BIRMINGHAM, ENGLAND - DECEMBER 13: Per Mertesacker of Arsenal celebrates victory after the Barclays Premier League match between Aston Villa and Arsenal at Villa Park on December 13, 2015 in Birmingham, England. (Photo by Michael Regan/Getty Images)
BIRMINGHAM, ENGLAND - DECEMBER 13: Per Mertesacker of Arsenal celebrates victory after the Barclays Premier League match between Aston Villa and Arsenal at Villa Park on December 13, 2015 in Birmingham, England. (Photo by Michael Regan/Getty Images)