01-03-2013 06:03 PM
Through the apps themselves, no. Look around in App World under Instant Messaging; you'll probably find a third-party app that will allow you to do that.
01-03-2013 06:35 PM
UberSocial, and Scope app do that.
Another method, type in and make your tweet from Twitter for Blackberry.
After the tweet is made, scroll to or open your tweet, press the Menu key > Share > Facebook. Voila.
01-06-2013 02:12 PM