She's supposed to be one of the greats performers live. A lot of amazing reviews from the media, music stars and your general punters.
Totally understandable she's headlining.
This is something I'm a bit concerned about. It's a been a while since my last Glasto, and lots of people have told me it has become way more crowded now. I'm probably just going to bring a diddy tent and spend as little time as possible in it.