One Direction: 'This is Us' World Premiere in London!

The boys of One Direction hit the red carpet together at the world premiere of This Is Us held at the Empire Leicester Square on Tuesday (August 20) in London, England.

The guys – Harry Styles, Zayn Malik, Liam Payne, Louis Tomlinson, and Niall Horan – greeted the packed crowd at the major event.

“Leicester square tonight! U can all turn to eachother and be like “we did this” so thank you so much” Niall tweeted that day. “I’m definately wearing nappies tonight , I’m that excited !”

This Is Us will be hitting theaters everywhere on August 30 – be sure to check it out!

FYI: Niall is wearing a Saint Laurent varsity jacket. Harry is wearing Burberry.

10+ pictures inside of the One Direction guys at the world premiere…