IN A PERFECT WORLDDublin based Irish rockers Kodaline existed for a good six years as 21 Demands before changing their name in 2011. So while In a Perfect World is technically a debut album, it comes from a band whose members are well versed in playing and releasing music together, and sounds polished and constructed as such. Following the same softly introspective alternative rock leanings of Coldplay or Snow Patrol, the album includes kickoff single "High Hopes" and