Jennifer Aniston has thus far managed to stay clear of Angelina Jolie and Brad Pitt since her marriage to Pitt ended.

That solitude and grace could come to a crashing halt Saturday evening. The traditional kick-off the Oscars party, or Night Before as it is called, is Saturday night before Sunday's big awards.

Let the battle begin: Angie and Jenn to co-host Oscar bash | SheKnows.com