0 0 6 , ▁in ▁January ▁ 2 0 0 7 , ▁through ▁B jör k ' s ▁official ▁website , ▁it ▁was ▁announced ▁that ▁a ▁new ▁album , ▁the ▁follow - up ▁to ▁her ▁ 2 0 0 4 ▁record ▁Med ú lla ▁was ▁being ▁ult im ated . ▁ ▁Coll abor ators ▁on ▁the ▁latest ▁output ▁included ▁Tim bal and , ▁with ▁whom ▁B jör k ▁had ▁collabor ated ▁on ▁three ▁songs , ▁Anton y ▁and ▁the ▁Joh ns ons ▁lead ▁singer ▁Anton y ▁H eg art y , ▁drum mers ▁Chris ▁C ors ano ▁and ▁Brian ▁Ch ipp end ale , ▁African ▁mus icians ▁T ou man i ▁Di ab at é ▁and ▁Kon ono ▁N ° 1 , ▁Chinese ▁pip a ▁player ▁Min ▁X ia of en , ▁Mark ▁Bell , ▁who ▁had ▁collabor ated ▁with ▁B jör k ▁on ▁Hom ogen ic ▁and ▁played ▁with ▁her ▁during ▁the ▁Hom ogen ic ▁Tour ▁and ▁I cel and ic ▁poet ▁and ▁long - time ▁collabor ator ▁S j ón , ▁who ▁had ▁p enn ed ▁a ▁song ▁for ▁the ▁album . ▁Al ong ▁with ▁the ▁album , ▁a ▁new ▁tour ▁was ▁confirmed ▁to ▁take ▁place ▁in ▁the ▁following ▁months . ▁On ▁January ▁ 2 2 , ▁ 2 0 0 7 , ▁the ▁first ▁show ▁was ▁confirmed ▁to ▁take ▁place ▁at ▁Co ach ella ▁Festival , ▁which ▁she ▁already ▁head lined ▁in ▁ 2 0 0 2 . ▁Three ▁days ▁later , ▁B jör k ' s ▁performance ▁at ▁G