Tiesto and Matthew Koma got together for a performance of 'Wasted.'

This image appears in the gallery:
34 Pictures You Might Have Missed This Week (9th June)

1. 
2. 
3. 
4. 
5. 
6. 
7. 
8. 
9. 

10. 33 images

See the full gallery: 34 Pictures You Might Have Missed This Week (9th June)