If you have a Facebook Canvas App (which you need for making cool Website-Facebook-Integration stuff) then you couldn't connect to Twitter, until now.
About Frank Neulichedl
Hi, I'm Frank Neulichedl. Digital Product Designer, Photographer and Chef. I love to create awesome products with great UX, beautiful UI and modern interactions. Follow me on Twitter, see my pictures on Instagram and don't miss out on the free Brand Personality Questionnaire.