There's definitely some 5 Seconds Of Summer megafans in the audience at Wembley...

This image appears in the gallery:
5SOS Live At The Summertime Ball 2014

1. 
2. 
3. 
4. 
5. 
6. 
7. 
8. 

9. 9 images

See the full gallery: 5SOS Live At The Summertime Ball 2014