"It looks so easy but with all the pedals, with all the things that need to be thought of, it's more difficult than one thinks. Also the movements. Sometimes when we rehearse we sit back to back so I can get a sense of how Natascha hat to move to also reach the upper notes. That's quite interesting, as well as Natascha feeling my breath and that is also linked to my singing. The more my duo partner is relaxed, the better I can sing" says Mezzo Soprano, Luzia Ernst with Natascha Ziegler of Duo Cantarpa