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BIRMINGHAM, ENGLAND - MAY 11: A message of support for Stiliyan Petrov of Aston Villa is displayed on the scoreboard during the Barclays Premier League match between Aston Villa and Chelsea at Villa Park on May 11, 2013 in Birmingham, England. (Photo by Chris Brunskill/Getty Images)

BIRMINGHAM, ENGLAND - MAY 11: A message of support for Stiliyan Petrov of Aston Villa is displayed on the scoreboard during the Barclays Premier League match between Aston Villa and Chelsea at Villa Park on May 11, 2013 in Birmingham, England.  (Photo by Chris Brunskill/Getty Images)