In this undated, publicly provided picture by Volksoper Vienna, Rebecca Nelsen, left on the ground, in the role of Gretel performs with children dressed as angels during a rehearsal of the opera ... more 

In this undated, publicly provided picture by Volksoper Vienna, Rebecca Nelsen, left on the ground, in the role of Gretel performs with children dressed as angels during a rehearsal of the opera Hansel and Gretel, by composer Engelbert Humperdinck. at the Volksoper opera in Vienna. (AP Photo/HONS/Dino Dimov,Volksoper Vienna) less