5 Seconds of Summer have treated fans to the second part of their Billboard Music Awards behind the scenes video.

The Australian group attended and performed at the lavish ceremony in the US on May 18.

The lads have now unveiled the second part of a behind the scenes look at their time at the event.

It sees the 5 Seconds of Summer members doing interviews with the media and posing for photos.

The band meanwhile are currently gearing up to support One Direction in Europe on their Where We Are world stadium tour.

The first date will take place at Dublin's Croke Park on Friday (May 23).

Watch 5 Seconds of Summer at the Billboard Music Awards below: