When you're the Madden cover boy, you get a lot of perks.  Calvin Johnson recently cashed one of those perks in, and presented The Top Ten list for The Late Show With David Letterman.

Megatron recently won the contest for the cover of Madden 2013, and all the national recognition that goes with it.  Johnson recently appeared on The Late Show with David Letterman, and presented the top ten pieces of advice to young athletes.  CJ is a natural for the camera and did a great job of presenting himself, and the Lions organization.