Maya Rudolph and Emily Spivey (Up All Night), Jesse Spencer and David Shore (House), Howie Mandel and Jason Raff (America’s Got Talent), and Josh Meyers (The Pee-Wee Herman Show on Broadway) have been added as presenters for the 2011 Primetime Creative Arts Emmy Awards, which are set for Saturday at the Nokia Theatre L.A. Live in Los Angeles. (Previous presenters were unveiled a couple of weeks ago.) The awards will air Sept. 17 on ReelzChannel.