the official engagement?

Daniel Radcliffe and Harry Potter co-star Emma Watson have announced that they are officially dating.

This news comes on the heels of their romantic outing in February that had the internet a buzz with gossip of a supposed pair.(daily telegraph)

An insider close to the couple told us that the couple had been dating on and off since the middle of the third film The Prisoner Of Azkaban.
It was only during the forth film did the pair start hiding their relationship from their other co-stars.

one source close to the stars told us that they could still see they had feelings for each other. The Source also says that in between takes the couple was often seen hiding behind trailors kissing passionately.