"...
During the final night of her six-show London residency, the pop star asked the audience to turn on their phones to light up the entirety of The O2 Arena. Adele also asked for the screen behind her to turn on the crowd to show more of the lights..."
http://time.com/4268763/adele-tribute-brussels-victims-concert/
http://time.com/4268763/adele-tribute-brussels-victims-concert/
