This second album from the former 'X Factor' winner comes almost exactly two years after her debut 'Spirit' catapulted her to international superstardom. That album's colossal sales of over 6.5m units mean that expectations for the follow up are huge and nothing has been left to chance. A battery of massive names from the pop world including Ryan Tedder, Max Martin and Justin Timberlake have been enlisted to write and produce and Lewis co-wrote several of the album's tracks including the single 'Happy'