Jessie J Glaceau Vitamin Water Behind the scenes

Jessie J made her first appearance in months at the festival after breaking her foot at the start of the summer, and she did it in style with a wild looking outfit inspired by cats.

As well as a leopard print catsuit, Jessie wore a hat featuring little pussycat ears while singing from her throne at the gig.

"The Big Chill was HOT! Thank you for going iinnnn even in the rain!!! " Jessie tweeted.

"Amazing show @kanyewest was a honour to open for you.

"Visuals, songs, performance wow! :) #thebigchill "