Priyanka lashes at Kareena Kapoor for NASTY comments!

After the Rishi Kapoor fiasco over Sonam Kapoor and Deepika Padukone's barbs over Ranbir Kapoor in Koffee with Karan, there's fresh meat to chew on. Welcome to the catfight: Kareena Kapoor Vs. Priyanka Chopra.