Saturday's horrific crash at the end of the Nationwide Series race at Daytona might be memorable. But as Bobby Allison -- and others -- can recount, it was far from unique.
A 30-hour rain delay? A second-lap crash that collected Danica Patrick, Jimmie Johnson and Trevor Bayne? C'mon, a jet-fuel fire? Another Daytona 500, another 500 to remember.