Here's what people are talking about in pop culture:
• "Gossip Girl" finished its six-season run last night, finally revealing the identity of the mysterious blogger whose revelations fueled the soap-opera drama. (Spoiler alert if you click.) [The Hollywood Reporter]
• Several movie premieres and TV shows have been delayed, in sensitivity to the shooting at Newtown, Conn. [AP, via The Huffington Post]
• Geeks are already decryting the trailer for the new "Star Trek" movie. [Entertainment Weekly]