A morning mix of entertainment headlines...

Megan Rossee and Michael Phelps at the Speedo Athlete Celebration. (Tim Whitby/Getty Images for Speedo)

It’s finally happening: As recent tweets by Ron Howard and Jason Bateman (see below) implied, production on the new episodes of “Arrested Development” begins soon. Specifically, it . . . STARTS TODAY! Deadline has confirmed that all of the principal actors are either on board or in final negotiations to return, and that each of the 10 initial episodes — a segue to the “Arrested Development” movie — will focus on a specific member of the Bluth family. Time to do a Chicken Dance of victory, everyone. (Deadline)

Update: Jason Bateman has tweeted the first photo from the set.

My son, arriving yesterday - twitter.com/batemanjason/s…

— Jason Bateman (@batemanjason) July 28, 2012

Robert Pattinson is scheduled to do his first TV interview since his reported split from Kristen Stewart . He’ll be on “Good Morning America” on Aug. 15, to discuss his new film “Cosmopolis” and (probably) give obligatory non-answers to questions about Stewart. (L.A. Times)

Jennifer Lawrence is in the process of negotiating a big pay raise for “Catching Fire.” She’s looking to make $10 million for “The Hunger Games” sequel, a significant bump from the $500,000 she earned for the first one. (Vulture)

Michael K. Williams — a.k.a. Omar Little of “The Wire” — may join the cast of the “Robocop” remake. (The Hollywood Reporter)

Gary Barlow— a pop star well known in Great Britain as both a solo artist and lead singer of the group Take That — shared the sad news Monday that he and his wife, Dawn, lost their fourth child. The baby girl, who was to be named Poppy, was stillborn over the weekend. “Our focus now is giving her a beautiful funeral and loving our three children with all our hearts,” Barlow said in a statement. The Barlows have a son and two daughters ranging in age from 3 to 11. (Reuters)

Jeffrey Ross showed up at the Comedy Central Roast of Roseanne dressed as the late Penn State coach Joe Paterno. Then during the roast, he made a couple of jokes about the shootings in Aurora, Colo. Too soon on both counts? (Entertaiment Weekly)

Watch the first trailer for Kathryn Bigelow’s “Zero Dark Thirty,” the film about the hunt for Osama bin Laden. (Via EW)