• Arthur Gregg Sulzberger, the son of New York Times publisher Arthur Sulzberger Jr., is joining the paper next week as a Metro reporter. [NYO]
• Following a huge fourth quarter loss, Playboy says it's now up for sale. [Folio]
• It's rumored that Viacom is laying off staff today. [Gawker]
Newsweek staffers are unhappy about recent changes at the mag. [NYP]
• Sean Delonas is in hot water for his cartoon in the Post today. [E&P]
Mort Zuckerman says he can fix the Daily News by printing it in color. [MM]
Vanity Fair is shutting down its German edition. [WWD]