Blues vs. Blackhawks December 3, 2011
Chicago Blackhawks vs. St. Louis Blues
ST. LOUIS, MO - DECEMBER 3: David Perron #57 of the St. Louis Blues warms up before a game against the Chicago Blackhawks in an NHL game on December 3, 2011 at Scottrade Center in St. Louis, Missouri. Perron is playing in his first game after being out for a year with a concussion. (Photo by Mark Buckner/NHLI via Getty Images)