So will the musical cast sing? "We can't talk about what they're going to do!" Zadan said|Better book them a dressing room|Just added to the list of stars who may need spots? The cast of "Chicago." Awards show producers Zadan and Neil Meron, who both produced the hit 2002 musical, announced Monday that Renee Zellweger, Catherine Zeta-Jones, Queen Latifah and Richard Gere will reunite on the stage where "Chicago" won its best picture Oscar 10 years ago|The 85th Academy Awards will be held Feb|"In a night of celebration of the music of the movies, we find it very appropriate," Meron said|With an unprecedented number of performances, this year's Oscars could look a little more like the Grammys|More in The Academy Awards