This is the important Chat Facebook App version 1.0 for Blackberry Curve 9300 World Edition. This is hands down the best REAL Facebook application on the WP Store, instead of some link. It works fine when posting, liking, and commenting. Facebook is a social utility that connects people with friends and others who work, study and live around them. Facebook Chat 1.0: Chat with your Facebook friends. Facebook Chat is a free app that lets you chat on device. Download on here by scan this below QR code. How to scan ar folow as: 
· Open the BlackBerry App World app on your BB smartphone.
· Click the Menu key and select Scan a Barcode.
· Click Start Scanning. Point your Blackberry smartphone camera at the barcode image (above) and hold the camera steady for 3 seconds to scan it. BlackBerry App World will instantly find the app you’ve selected.
Alternative Download link : CHAT FOR FACEBOOK BB
download from Appworld : chat for fb Lite
This week marks the launch of Facebook Chat—a new way for you to communicate with your friends in real-time. Just a simple, intuitive, Facebook-inspired interface centered around the most important task – to let you chat with your Facebook friends. Fast, easy and simple.