Some of the biggest names in pop come together for a series of summer concerts for music lovers of all ages. Jessie J's charisma and fierce vocals are sure to bring the thunder, while Rizzle Kicks' upbeat performance style speaks to a lost generation. The Saturdays will get things all fired up, while The Vamps's wild hearts add some boyband swoon factor. Katy B will keep the party going before heads find themselves firmly in the clouds for Union J's performance. Jason Derulo rides solo centre stage, then Rixton and Austin Mahone will also be making an appearance to round off thee ragtag collection of pop superstars.