COMEDY
09/27/2012 01:04 pm ET

NFL Refs Get Letterman's 'Top Ten List' Treatment (VIDEO)

While the NFL referee lockout may be over effective Thursday, there may still be some refs out there who aren't sure how they match up to the union guys.

Luckily, on Wednesday night's "Late Show," David Letterman presented his "Top Ten Signs You're A Bad Referee" list. We have to say it's a pretty foolproof system.

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