Today's talk you might've missed:

• Scrap those plans to see Nicole Kidman's Grace Kelly biopic, "Grace of Monaco," unless you know you're going to be at Cannes. The Weinstein Company has pulled the film from its release calendar - it was supposed to be released domestically on March 14 - but the Cannes Film Festival has added it to its premiere schedule. [NYT]
• Madonna's going to be our Grammys "Ray of Light!" She's been confirmed as another performer for Sunday's ceremony.
• But before you tune in to the Grammy Awards at 8 p.m. ET - and join us on CNN.com on our live blog, which is a must - you can watch Jay Leno rehash for the billionth time what went down with the Late Night Wars of 2009 on "60 Minutes." [CBS]
• When we say that Sheryl Sandberg's "Lean In" is going to become a movie, we already know what you're thinking. How in the world are they going to turn an advice book into a film? Well, if it worked for "He's Just Not That Into You" .... [Deadline]
• Dean McDermott's entry into rehab doesn't surprise his ex-wife Mary Jo Eustace. "I wish Dean only the best in his struggle to overcome the demons he's been wrestling with for many years," Eustace said in a statement that says everything. [People]