If there's one McKinley High alumna we'd like to hear more from on the fourth season of "Glee," it's Amber Riley's feisty Mercedes Jones. So thank Barbra, Liza and the whole lot that the songbird will be all up in the series' business tonight to croon a little Stevie Wonder.
Glee is on tonight! Can't wait to hear the sweet sounds of @msamberpriley singing Stevie Wonder on my tv!
— Naya Rivera (@NayaRivera) May 2, 2013
Meanwhile in the Big Apple, Rachel's preparing for her "Funny Girl" callback—with little encouragement from NYADA instructor Cassandra July (Kate Hudson).
After destroying demons in August's "The Mortal Instruments: City of Bones," star 

Fun news today about one of our Hollywood faves: After a handful of smallish supporting bits on the big screen, 
What with all the mad love and excitement for the November release of "Catching Fire," some of you—we won't say who, 'cause we're classy like that—might have forgotten that long before Katniss Everdeen became an action-movie superstar, she was the heroine of a beloved book series by Suzanne Collins. But if that little detail slipped your mind, here's a chance to refresh and reinvigorate your literary love affair with the "Hunger Games" trilogy: a brand new book trailer for "Catching Fire" is in the works, and you—yes, YOU—could be featured ALL UP IN IT.
** Hollywood Crush Twitter