LONDON, ENGLAND - AUGUST 18: Theo Walcott of Arsenal competes for the ball against Jack Colback (C) and Kieran Richardson (R) of Sunderland during the Barclays Premier League match between Arsenal and Sunderland at Emirates Stadium on August 18, 2012 in London, England. (Photo by Mike Hewitt/Getty Images)
LONDON, ENGLAND - AUGUST 18: Theo Walcott of Arsenal competes for the ball against Jack Colback (C) and Kieran Richardson (R) of Sunderland during the Barclays Premier League match between Arsenal and Sunderland at Emirates Stadium on August 18, 2012 in London, England. (Photo by Mike Hewitt/Getty Images)