DAYTONA BEACH, FL - JANUARY 28: Brian Johnson of AC/DC and driver of the #50 DP BMW Riley, signs autographs before the start of during the Rolex 24 at Daytona International Speedway on January 28, ... more 
DAYTONA BEACH, FL - JANUARY 28: Brian Johnson of AC/DC and driver of the #50 DP BMW Riley, signs autographs before the start of during the Rolex 24 at Daytona International Speedway on January 28, 2012 in Daytona Beach, Florida. (Photo by Sam Greenwood/Getty Images) less 
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Getty Images | Photo By Sam Greenwood / Getty Images
Sat, Jan 28, 2012 1:59 PM EST