Here's what's being talked about today in pop culture:
• If you're still in mourning over the end of "30 Rock," grief counselors are standing by online. [Vulture, The Huffington Post]
• Sure, you're going to see it during the Super Bowl but if you can't wait, the "World War Z" trailer is online. [Entertainment Weekly]
• Ed Koch, the irascible former mayor of New York, died this morning at the age of 88. [CNN]