COST PRICE TICKET, RELIABLE SELLER (had a ticket but I can no longer make it, so have to sell it ASAP)
http://www.capitalfm.com/summertime-ball/
Artists Include:
Coldplay
Usher
Ed Sheeran
Katy Perry
Flo Rida
Pitbull
Justin Bieber
The Wanted
and more! (see link above for full details)
Wembley Stadium