Singer says it's 'nerve-wracking' to be back with new material
Third album 'How Big, How Blue, How Beautiful' will be released in June
Song will feature on forthcoming third Florence + The Machine album
Third album from Florence Welch and her band is due for release later this year
Florence Welch debuted 'Ship To Wreck', 'Caught', 'Delilah' and 'What Kind Of Man' at a Shoreditch restaurant
Fan site posts photo of record being mixed
Florence Welch and band will play Norway's Oya Festival alongside Caribou and Flying Lotus
US charity gig marks the band's second live appearance of the year
The annual Bridge School Benefit Concert will take place in October
Singer performed at charity event The Other Ball last night (June 4)