One Direction's documentary This Is Us hits theaters this Friday and the 3D concert/homecoming film gives VIP access to all their loyal fans — but which of the lads is most likely to date one of those Directioners? And who's stripping down in the recording studio? Find out more 1D secrets during our interview as we get even more behind-the-scenes insight from Harry Styles, Niall Horan, Liam Payne, Louis Tomlinson, and newly engaged Zayn Malik!


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