Never Forget You Mnek And Zara Larsson
20 August 2013, 16:17
Relive all the action and excitement from the world premiere of the group's 3D movie.
One Direction's new movie This Is Us 3D has its world premiere today (20th August) from 5pm in Leicester Square, London, ahead of the official release date in the UK on 29th August.
Check out all the latest action below...