Advice Guru Tracy Morgan Reveals the Limitations of Your Dreams – To the Inch

Sure, Tracy Morgan might barely be the fourth-tier mascot for plugging 30 Rock, but put yourself in NBC’s shoes while watching his haphazard run through reader-submitted questions at the network’s Web site: If Tina Fey is teetering at the cusp of overexposure, Alec Baldwin is flaking on the Washington Post’s own readers, and Jane Krakowski remains shellshocked from her time in Rosie O’Donnell’s product-placement infantry, then who else is there? “President Obama of the Crayons” just wouldn’t sound the same from Jack McBrayer. Or maybe it’s just that there is such a thing as a stupid question. Find out either/or/both after the jump.

• Dear Tracy Morgan [NBC]