Jada Pinkett Smith at the New York Screening of 'The Women' held at the AMC 19th Street. New York City, USA - 11.09.08

Holmes has been rehearsing Arthur Miller play All My Sons for months.

And Pinkett Smith is convinced the practice will pay off.

She says, "I am going to be there on opening night. I know she is going to be fabulous."

All My Sons is scheduled to premiere to the public on 16 October (08).

Source: WENN